What Buyers Said About Each Engagement Ring Store

Store	Verdict	What happened
Costco	recommend	Bought a 0.5 ctw 12-stone diamond wedding band online during a Black Friday sale for $499.99; shipped in 2 days, very happy with it
Costco	mixed	$1699+tax natural-diamond bridal set; a jeweler here warned the diamond-on-diamond cluster center isn't a secure setting, though the bands are channel-set and Costco's return policy covers problems
Costco	recommend	Bought several pairs of 14kt gold hoop and huggie earrings there and found the quality and prices fair, though separately paid much more for a natural sapphire and diamond piece elsewhere.
Costco	recommend	Bought a 5mm 950 platinum (7.89g) band for $570 with free, easy shipping; calls it a much better deal than local jewelers for a nicer metal.
Costco	recommend	Bought a lab-grown emerald with diamond halo engagement ring plus a matching wedding band there roughly two years before the post; called it well made and reasonably priced.
Costco	mixed	Bought a floating diamond band for $1,699 after markdowns but returned it over concerns the diamonds weren't secure enough
Costco	warn	Bought a 1.68 ctw diamond ring for about $5,000; when a rebate later made the same item cheaper, tried to return it years after purchase and got contradictory answers between warehouse staff and Member Services before the return was denied
Costco	recommend	Ordered a 1.3ct princess-cut platinum ring online; arrived with better specs (H color, IF clarity) than the advertised minimums; decided to keep it despite others calling it overpriced
Costco	recommend	Praised for a fixed low profit margin, attractive stones, and strong warranty and customer service
Costco	recommend	Bought an engagement ring set with several diamonds; loves it and says Costco backs everything it sells
Costco	recommend	Fiance bought the engagement ring here; writer says she loves it
Costco	recommend	Months of researching and comparing found no better value; Costco price-matched competitors
Costco	recommend	Brother's stone came with a certificate and cost about half of jeweler pricing
Costco	recommend	Both engagement and wedding rings from Costco; reasonable price, gets compliments regularly
Costco	recommend	Good prices for the quality, plus a great return policy for sizing mistakes
Costco	recommend	Mother's Costco upgrade ring, bought online, needed resizing since Costco only resizes about one size up or down; shipped fast, matched photos, appraised well above purchase price.
Costco	recommend	Wore a Costco engagement ring daily for years working in a grocery store with no prong problems.
Costco	recommend	Ring looks distinctive enough that people assume it's a family heirloom.
Costco	mixed	Former employee: high quality for the price plus cash back with the executive membership/credit card, but no free resizing, cleaning, or real guarantee if a stone is lost; chose to buy elsewhere for the after-care.
Costco	recommend	Keeps prices reasonable, treats employees well, no sleazy upsell, unlike a jeweler that pressures repeat warranty-visit customers to upgrade their stone.
Costco	recommend	Platinum diamond ring, good deal and nice stone quality.
Costco	recommend	Bought both wedding band and engagement ring there; gorgeous and would recommend.
Costco	recommend	Diamond-and-platinum wedding set bought five years earlier has held up well despite the buyer being clumsy; uses a trusted local jeweler for maintenance.
Costco	recommend	Bought a 1.0ct round 14kt gold solitaire for $7,699.99 CAD before tax; GIA report showed VVS1 clarity, three grades better than the VS2 listed in store.
Costco	recommend	Shopped six jewelers for a men's plain comfort band; Costco ran about 40% cheaper, though it didn't stock the wife's wanted yellow gold style
Costco	mixed	Was told Costco doesn't offer a lifetime warranty or free cleaning; cleaning elsewhere runs over $75 round trip
Costco	recommend	Husband bought her rings at Costco after pricing custom rings elsewhere with the same setting and stone choices; found Costco's platinum pricing and quality better; 3 years, no issues
Costco	recommend	Ring and other jewelry from Costco; quality top-notch, prices comparable to other jewelry stores; tip: get the executive membership first for 2% cash back on the purchase
Costco	recommend	Solitaire engagement ring from Costco in white gold for $10k; planning to have it reset in platinum for about $2k more
Costco	recommend	Diamond band with I-color stones that face up white in white metal; says platinum runs only about $300-600 more than white gold on a typical setting
Costco	mixed	Platinum anniversary band; a diamond on one end fell out but Costco replaced it immediately with no further issues; standard size 7 fit with no resizing needed
Costco	recommend	Ring and band from Costco; appraised for more than the purchase price
Costco	recommend	Platinum engagement ring from Costco worn daily for about three years; a trusted jeweler said it looked great during an evaluation and re-soldering
Costco	recommend	Bought her plain wedding band there, citing very competitive prices though no amount was given
Costco	recommend	No issues with a Costco jewelry purchase; likes that it falls under Costco's 100% satisfaction return policy
Costco	recommend	Engagement set with a princess-cut solitaire and diamond infinity band; husband researched heavily and found Costco the best quality for the money
Costco	recommend	Says a ring that retails for about $1,600 elsewhere likely costs a traditional jeweler only around $400, while Costco keeps the same modest markup as its other merchandise
Costco	recommend	Found it the best deal on quality and value when ring shopping several years earlier
Costco	recommend	Owns several Costco diamond pieces and likes them; currently looking for an emerald cut style
Costco	recommend	Bought a diamond ring about 8 years earlier; spouse remains very happy with it
Costco	recommend	Wedding band and an amethyst ring both from Costco with no issues and good quality
Costco	recommend	Shopped gold chains across big retailer sales and clearance events; Costco still had the best deal
Costco	mixed	Bought a ring online with a band of about 10 diamonds; a stone fell out within a year but Costco repaired it for free and it came back looking new
Costco	warn	A local jeweler refused to resize the ring once they learned it had been bought at Costco
Costco	recommend	In-store stock runs only size 7 so other sizes need ordering online; got a free replacement for a lost stone from a diamond earring set
Costco	recommend	Bought a 5ctw diamond eternity band online for $4,999 less a $300 promo; ordered size 7 with a no-questions resize policy if it doesn't fit.
Costco	recommend	Wife's Costco engagement ring appraised at about triple the price paid.
Costco	recommend	A friend who manages a Costco jewelry counter said the store's jeweler charges roughly 15% over cost; bought a ring with a claimed $20k retail value for $5,500.
Costco	recommend	Ring bought on a relative's recommendation about 20 years ago still appraises for more than was paid.
Costco	recommend	Both a wedding ring and a 10-year anniversary band came from Costco; trusts its price and quality guarantee.
Costco	recommend	Two diamond rings bought from Costco have held up beautifully after years of wear.
Costco	recommend	Says Costco jewelry commonly appraises for 2-3x the purchase price and carries an easier return/satisfaction guarantee than other departments.
Costco	recommend	Owns a diamond anniversary band and a lab-created emerald-and-diamond ring/earring set from Costco; the emerald ring needed resizing since it only came in one size, and a local jeweler was impressed by the quality.
Costco	recommend	New ring bought at Costco cost noticeably less than an older ring bought years earlier at Zales, which he felt was worse quality.
Costco	recommend	Bought online with in-store pickup; ring appraised for well above what it cost, called high quality
Costco	recommend	Engagement ring quality was great; same specs elsewhere would have cost 20-100% more; returns accepted with gemologist verification
Costco	recommend	Son's $5k engagement ring appraised well above what was paid, by two different jewelers
Costco	recommend	Gold wedding band had the best price for the same size and weight versus other sellers checked
Costco	recommend	Married 20 years wearing a Costco diamond, appraised almost double what was paid
Costco	mixed	$3,500 engagement ring was returned after finding a cheaper, bigger, better-graded lab diamond elsewhere
Costco	recommend	Bought fiancee's ring from Costco, highly recommends it
Costco	recommend	$24k engagement ring bought online; valued the return protection and lower price than other options
Costco	recommend	Used Costco's Diamond Buyer's phone service and calls the customer focus great
Costco	recommend	Husband researched beforehand; calls the diamonds excellent quality, mostly VS/VVS clarity
Costco	recommend	Wife's several rings and earrings ($2k-10k) all appraised about double; a $5,000 diamond return went smoothly
Costco	mixed	~$10k engagement ring had to be returned since the setting did not match the website photos, but the refund was smooth
Costco	recommend	$16k diamond ring bought online; good selection from inexpensive up to six-figure pieces
Costco	recommend	Says Costco's diamonds are top notch for the price and the store will not stock anything below VS2 clarity
Costco	mixed	Loves her princess-cut Costco ring bought on sale for about $3k, but says the I-color stone shows a slight yellow tint in person
Costco	mixed	Bought diamond earrings happily but returned an engagement ring set; found pricing reasonable but not a steal, good return policy, no resizing or cleaning services, limited in-store ring sizes
Costco	recommend	Ordered a round 1ct GIA-certified solitaire online, VVS1 color I excellent cut with medium blue fluorescence, happy with the quality for the price
Costco	recommend	Bought Costco diamonds and had them appraised at a better grade than Costco's own listing claimed
Costco	recommend	Bought a diamond wedding set (halo ring plus two anniversary bands) in platinum; praised markup (about 14% over wholesale) and return policy but noted they do not size rings
Costco	recommend	Husband bought her engagement ring at Costco; she says people are shocked it's from there and she gets frequent compliments.
Costco	recommend	Bought his wife's ring at Costco; people are surprised at the source, he jokes it came in a 12-pack.
Costco	recommend	Wedding set bought from Costco appraised for double what was spent.
Costco	recommend	Bought a diamond tennis bracelet there that appraised 15-20% above cost; says he regrets past purchases from high-end standalone jewelers instead.
Costco	recommend	Got her ring from Costco; likes the quality and enjoys telling people where it came from.
Costco	recommend	Shopped Costco for morganite rings and found good options at good prices.
Costco	recommend	Bought a 2-carat wedding band and diamond earrings there; says both were well priced and get lots of compliments.
Costco	recommend	Husband bought her a topaz ring lined with diamonds at Costco; gets frequent compliments.
Costco	recommend	Husband got her wedding set from Costco; calls it gorgeous.
Costco	recommend	Husband bought a 3.5ct cushion-cut solitaire plus a matching wedding band there during a sale; most of her jewelry has come from Costco since.
Costco	recommend	Husband bought her ring from Costco; says she's heard Costco jewelry typically appraises well above cost.
Costco	mixed	Says she works at Costco; recommends getting diamonds verified since a member's stone once turned out fake, though the store does have a testing machine.
Costco	recommend	Bought two 1.5-carat platinum mined-diamond anniversary bands here at a great price
Costco	recommend	Bought a princess-cut natural diamond ring in person, upgraded to 1.02ct VS1 excellent cut; pricing landed close to online-vendor rates and liked having a return option.
Costco	recommend	Bought the engagement ring there at a very good price; the certificate supplied with stones over 1 ct made insuring it easy
Costco	recommend	Ordered a ring online, did not like how it looked, and returned it with no hassle
Costco	recommend	Wife's combined engagement and wedding ring from Costco draws a large number of compliments
Costco	recommend	Two small stones fell out of her ring; Costco sent it away and had them replaced at no charge
Costco	recommend	Platinum wedding bands; both between sizes, so staff advised ordering two sizes each online and returning the misfits; shipping was free
Costco	recommend	Upgrade ring was good value and still sparkles and draws compliments about 3 years later
Costco	recommend	Platinum engagement ring that gets compliments everywhere; planning to add a platinum diamond band from the same store
Costco	recommend	His own wedding band arrived too big and was exchanged easily; much cheaper than the quote from the jeweler who made his wife's custom rings
Costco	recommend	Bought an expensive ring with a certificate; says pricing runs about 10% over wholesale; calls it the best buying experience
Costco	recommend	Certificate with purchase; warehouse rings come in size 7; bought the last display piece of a design for 100 off, and the display stone was real
Costco	recommend	Happy with every jewelry purchase the couple has made there
Costco	recommend	Solid gold bands: hers 3mm for under 200, his 6mm beveled for 500-600, each far below other stores; no regrets
Costco	recommend	Ring inspected regularly with no problems; a gemologist at another store mapped the stone and was impressed with its quality
Costco	recommend	Both her engagement ring and wedding band came from Costco and she loves them
Costco	recommend	Husband's plain gold band was the cheapest by far and arrived promptly in a wooden box
Costco	recommend	Emerald-cut set ordered on the website in 2016 for about 6,500, appraised at 11,800; downside is you cannot pick the exact stone, and hers is slightly yellow
Costco	recommend	Anniversary band lost a diamond when a prong loosened; Costco had it fixed and promised a refund if it happens again
Costco	recommend	Wife's diamond came loose; repaired free and returned polished; the lifetime warranty requires keeping the certificate
Costco	recommend	Wedding set worn for almost 10 years; came with certificate and appraisal papers; appraised about 3k above what they paid
Costco	recommend	Her wedding band came from Costco and she loves it
Costco	recommend	Men's wedding band; ordered three sizes, kept the one that fit and returned the others without trouble
Costco	recommend	Husband bought both her engagement ring and wedding ring there; her only complaint is a joke about lacking a Kirkland engraving
Costco	mixed	Liked the diamond value for the money but found nothing close to a princess cut on a plain gold band, so did not buy there
Costco	recommend	Diamond wedding band so well made that the family jeweler appraising it assumed it was one of their own
Costco	recommend	Husband got a good deal; the ring looks more expensive than it was and draws compliments
Costco	recommend	Ring for 3,299 appraised at 4,700 a month later and held up over 8 years of daily wear; each warehouse carries designs not sold online
Costco	recommend	Large-looking ring for about 1,200 that someone guessed cost around 5,000; still looks as it did at the counter
Costco	recommend	Her band and his gold band bought 10 years ago; none of her 5 small diamonds has come loose; plans to keep buying jewelry there
Costco	recommend	Round six-prong ring bought for 5,500 appraised just under 11,000 and came better and bigger than listed; no 2mm platinum band there, so her band came from a local jeweler
Costco	recommend	Engagement ring appraised better than Costco's own description of it
Costco	recommend	Almost 8 years with a half-carat center and 50+ accents, none lost; appraised well above cost; downsides: no rose or yellow gold, few shapes, halos need cleaning
Costco	recommend	About 10 years ago her center diamond snapped off years after purchase; member services sent the ring out and it returned weeks later with a new center stone
Costco	recommend	20+ years of jewelry purchases there with consistently good quality and value
Costco	recommend	Proposal ring came with full paperwork and very good quality; only gripe is an ugly ring box
Costco	mixed	Travel diamond band is pretty but fits imperfectly since Costco does no sizing; returned princess-cut earrings 4 times for uneven prongs and oddly shaped stones
Costco	recommend	Ring bought in 2019 lost an accent diamond in 2022; Costco refunded it and she chose a new one
Costco	recommend	The exact same engagement ring was 300-400 more at other jewelers; the only drawback was a single size
Costco	mixed	Considered a Costco ring for its quality but lacked the cash, and only mall stores offered payment plans
Costco	recommend	One-of-a-kind ring with a graded center stone; no suitable band, so a local shop modified it; would buy there again
Costco	recommend	Wedding band bought at a steep holiday markdown and replaced when it arrived a bit large; suggests buying around Black Friday to Christmas
Costco	recommend	Classic solitaire with GIA and conflict-free paperwork; good customer service; wife loves it
Costco	recommend	Bridal set and his band; exchanged sizes twice for his band; a local appraisal came in about 10% above the price
Costco	recommend	Engagement ring from Costco; recommends it without reservation
Costco	recommend	Upgrade ring worn without worry because Costco covers repairs if it is damaged or loses a stone
Costco	recommend	Picked a ring without knowing her taste; after nearly a year she chose another ring and Costco refunded the first to his card
Costco	recommend	His wedding band matched the listing at a great price; the engagement ring went to another jeweler because Costco had nothing close to her unusual taste
Costco	recommend	Owns the same band in yellow gold and platinum plus an emerald-cut solitaire engagement ring; had prongs checked at a jeweler after reading negative reviews about stones falling out, and it was confirmed fine
Costco	recommend	Sister-in-law's ring from Costco, about $4,800, described as beautiful and came with a diamond certification
Costco	recommend	Owns a 1 ctw gold band that periodically goes on sale for $999, plus two lab-created emerald and diamond rings from Costco; no complaints
Costco	recommend	Bought two 1.5 ct platinum diamond anniversary bands from Costco for a 36th anniversary and loves them
Costco	recommend	Bought a wedding band from Costco for less than $1,000 and loves it
Costco	recommend	Husband paid about $10,000 online for a 1.4ct IF ring that was later insurance-appraised at $30,000
Costco	recommend	Thrilled with a Costco diamond band, though Costco doesn't do quarter sizes and a local jeweler quoted almost double to resize it
Costco	recommend	Buys all diamond jewelry from Costco now, citing high quality and a fantastic return policy
Costco	recommend	Owns several Costco jewelry pieces including a diamond ring; three other jewelry stores couldn't match the price paid
Costco	recommend	Husband has worn his Costco band about 2 years, describes it as great quality and comfortable.
Costco	recommend	About one year in, says the ring has held up great.
Costco	mixed	Went with a chain jeweler instead because Costco does not do resizing or jewelry work in-house and only offers a refund, not repair or replating, if something goes wrong.
Costco	recommend	Bought a 14K gold band that cost about half what a jeweler quoted; worn daily since September and holding up well.
Costco	recommend	Loves the ring; got the wrong size initially and returned it in-store with no problem.
Costco	recommend	Wore the same Costco band every day for 15 years and loved it.
Costco	recommend	Currently wearing the Costco band in question, calls the price unbeatable.
Costco	recommend	Recommends Costco's solid 14k gold jewelry as classic, good-value pieces that can be worn every day for years.
Costco	recommend	Bought his wife's engagement ring there; priced much lower than competitors and she loves it.
Costco	mixed	Went to a chain store instead because Costco's men's ring selection felt too limited, and was unsure if Costco offers free lifetime resizing/repairs like the chain does.
Costco	recommend	Says Costco caps jewelry markup at 15% like other categories, and his jeweler mother-in-law approves of the value.
Costco	recommend	Owns several pieces including an anniversary band that has held up well over time
Costco	recommend	Bought his wife's engagement ring there and both were very happy; believes most of their diamonds are natural
Costco	recommend	Platinum diamond wedding band graded better quality and heavier than the certificate stated when independently checked
Costco	recommend	Bought wife's engagement ring there after shopping around and found it a very good deal; diamonds were certified
Costco	recommend	Long-time regular jewelry shopper there; every piece appraised higher than what was paid; says quality and price cannot be matched elsewhere
Costco	recommend	Bought a Costco ring too and ended up with a higher grade than expected for the same price as other retailers
Costco	recommend	Bought both her rings from Costco in 2008; daily wear for over a decade with lots of compliments, no regrets, cleaned once a year.
Costco	recommend	Bought on a smaller budget and has no regrets; ended up having the center gemstone altered elsewhere, but said the band itself was an amazing deal.
Costco	recommend	Bought an engagement ring set from Costco in 1997; later upgraded once he could afford better, but calls it a very nice set he intends to pass down to his kids.
Costco	mixed	The 1ct emerald-cut, dual-graded diamond ($4,600 w/tax) was great value, but the ring's platinum Costco setting tarnished very quickly, so they had a local jeweler build a custom 14k gold setting instead.
Costco	recommend	Bought a diamond solitaire with two diamond-lined bands to match, all platinum, about 9 years before the comment; pieces have held up well under daily wear and a jeweler praised the quality when serviced.
Costco	recommend	Bought a matching engagement ring and wedding ring set from Costco; 1.5 years in, both still look beautiful and sparkly, no regrets.
Costco	recommend	Bought a ring from Costco and calls it a great deal with high quality and good customer service
Costco	recommend	Bought several jewelry pieces from Costco, says the value is unmatched even though the box is cheap
Costco	recommend	Diamonds bought at Costco have since been appraised at multiples of what was paid
Costco	recommend	Engagement and wedding rings from Costco appraised higher than the price paid; no issues after 12 years
Costco	warn	Side baguette stones meant a jeweler could not size the ring down, leaving it wearable only on a chain
Costco	recommend	Wife is happy with Costco jewelry purchases, though she otherwise wears Tiffany
Costco	recommend	Calls Costco diamonds a fantastic buy priced 10-15% above wholesale; bought a 1.7ct IF diamond there
Costco	mixed	Loves the ring but Costco only sells one ring size and doesn't offer resizing, so a separate resize was needed
Costco	recommend	Bought a ring from Costco for herself years ago, calls it excellent quality and reasonably priced
Costco	recommend	Buys jewelry at Costco regularly and waits for the early-December holiday sale
Costco	recommend	Bought an engagement ring at Costco during a regular shopping trip and got a nice rebate on it.
Costco	recommend	Bought a 1ct princess solitaire for about $5k plus tax, graded G VVS2 despite an I-VS2 listing, appraised at $14k
Costco	recommend	Owns a 2ctw diamond eternity band and other pieces from Costco, all G color VS1 clarity, says price and quality are hard to beat
Costco	recommend	Says Costco includes GIA reports, has strong buying power and good gold pricing; returns of 1ct+ stones need gemologist review, no resizing, rings run about size 7
Costco	warn	Says their Costco stones were usually a lower color grade, not D or E
Costco	recommend	Bought an infinity band there for an anniversary, trying three different carat weights before settling; called it similar quality to Tiffany for much less
Costco	recommend	Says Costco's color/clarity grading is conservative, with the certificate stating a minimum standard rather than the true grade
Costco	recommend	Bought 14k yellow gold natural diamond hoop earrings, 0.34ctw VS2/I color, for $520
Costco	warn	Claims from former jewelry-sales experience that diamonds are sometimes drilled to remove inclusions, weakening the stone
Costco	warn	Bought a VS1 I-color engagement ring there but found it not comparable in sparkle after comparing to an online vendor stone
Costco	recommend	Engagement ring cost $4,999 and later appraised around $20,000
Costco	mixed	A competing jeweler says a client's Costco tennis bracelet (VS clarity, H color) looked beautifully cut, but Costco won't resize, rhodium-plate or fix prongs like her own store does for free
Costco	recommend	Bought a diamond band for about $800, later saw the same style drop to $599; also owns a 3ct tennis bracelet from there
Costco	mixed	A gifted Costco ring came with only a plain paper description, no GIA report or number, despite others saying Costco always includes GIA
Costco	recommend	General success with Costco diamond jewelry, typically appraises higher than cost
Costco	recommend	Owns several Costco pieces including a platinum five-diamond band that has held up well
Costco	warn	Found Costco expensive for what you get; online retailers had better pricing and options
Costco	recommend	Has bought many diamond pieces over the years, all appraised for well more than paid, never a problem
Costco	warn	A past personal diamond-ring purchase went badly; lists Costco's lack of stone choice, customization, after-sale service and upgrade programs versus online vendors
Costco	mixed	Return of a diamond piece was accepted in-store but the refund took about a week while Costco verified the stone
Costco	recommend	Bought two diamond eternity bands online about 6 months earlier, appraised for much more than paid, easily returned one in-store
Costco	recommend	Used to sell diamonds directly to Costco and calls their quality top-notch with some of the lowest markups in the industry
Costco	recommend	Special-order engagement ring, IF clarity/F color, appraised at 3x what was paid, can be returned anytime
Costco	mixed	Wife's diamond fell out of its Costco setting, but Costco replaced it with no questions asked
Costco	recommend	Paid $7k for a ring nearly identical to the asker's; it appraised at double the purchase price
Costco	recommend	Bought wedding bands from Costco 30 years ago; still wearing them
Costco	recommend	Ring, plus a later matching necklace and earrings, all from Costco; calls their diamond pricing unbeatable
Costco	recommend	A former IGI grader who evaluated Costco's jewelry professionally says the pieces are well made and reasonably priced, and recommends shopping there first
Costco	recommend	Sapphire-and-diamond engagement ring bought from Costco; loves it
Costco	recommend	Ring appraised at more than twice the purchase price when insured and has doubled in value again since; highly recommends Costco diamonds
Costco	recommend	Most of his wife's jewelry comes from Costco; considers it good quality
Costco	recommend	Bought his wife's wedding band at Costco after buying her diamond elsewhere; an outside jeweler recognized it as Costco's own work and appraised it very well
Costco	recommend	Says several pieces bought for his wife have appraised well above what he paid
Costco	recommend	Mentions Costco ran a jewelry clearance near melt price around Christmas
Costco	recommend	Agrees Costco has good jewelry deals sometimes
Costco	recommend	Husband bought her a 3-carat 5-stone diamond ring there; comfortable for daily wear compared to an eternity band.
Costco	recommend	Owns multiple Costco eternity bands, says they look spectacular in person.
Costco	recommend	Bought fiancee's ring at Costco, impressed by the quality for the price, came with certifications
Costco	mixed	Seen Costco rings in person; decent for a budget but not the best quality compared to local jewelers or custom shops
Costco	recommend	Bought a channel-set diamond band from Costco in 2009, great quality, zero regrets, would buy again
Costco	recommend	Owns several Costco diamond pieces, describes them as top quality, and has never needed to return anything
Costco	recommend	Bought a diamond ring at the Costco pickup window for about $1,800 after being told the display sample was the last one in stock
Costco	recommend	Wedding ring bought 23 years ago with no issues
Costco	recommend	Bought a non-engagement diamond ring from Costco, calls it stunning and says she paid very little; wishes she'd bought her engagement ring there too
Costco	recommend	Bought several pieces from Costco, says pricing was on point and cheaper than a local jeweler; advises checking color and clarity specs
Costco	recommend	Owns a similar Costco ring, gets many compliments, and considers the price very good for a natural diamond
Costco	mixed	Researched Costco bands before buying and found the metal porous and hard to resize, though rates their diamond quality as very good
Costco	recommend	Engagement ring and wedding band both bought at Costco; praises the quality and the no-time-limit return policy
Costco	recommend	Years of Costco diamond jewelry purchases, never returned anything, no stones ever fell out, quality better than chain jewelers
Costco	warn	Regrets paying $300 for small diamond studs at Costco, felt they were low quality and overpriced
Costco	mixed	Husband gave her this Costco diamond necklace as a Christmas gift two years ago, but she rarely wears it because it won't lie flat and keeps flipping over
Costco	recommend	Bought her engagement ring at Costco; a jeweler in Europe was impressed by the diamond's quality while resizing it
Costco	recommend	Bought several diamond pieces at Costco, satisfied with all of them, praised the very generous return policy
Costco	recommend	Fiance bought her engagement ring at Costco; loves the sparkle and gets compliments on it daily
Costco	recommend	Three years wearing a Costco diamond necklace with no issues; after getting engaged compared Costco's grading to jeweler prices and found better specs for the same money, though selection is limited
Costco	recommend	Owns a similar Costco eternity band over a year with no issues; upsized half a size, added sizing beads, checks stones periodically, insured it
Costco	recommend	Husband bought an eternity band there; returned it only for personal taste, ended up happy with a different Costco ring, says she loves their jewelry
Costco	recommend	Bought a 2ct total-weight diamond tennis bracelet there last year; says it's a perfect everyday and event size and recommends going smaller for a first piece
Costco	recommend	Pushes back on people who dismiss Costco jewelry, says they carry some nice pieces
Costco	recommend	Recommends buying the bigger carat weight since buyers tend to want more later; loves Costco jewelry overall
Costco	recommend	Appraiser of decades of experience says Costco/Sam's Club jewelry she has appraised is consistently well priced with good stones, across many styles
Costco	recommend	Wife's ~$1,000 diamond halo ring; a stone fell out after two years and Costco replaced it and polished the ring free of charge
Costco	recommend	Bought several pieces including a clearance lab-sapphire ring with diamond baguettes for $697; a loose stone was fixed quickly and a jeweler later offered to buy it back at 150% of that price
Costco	recommend	Husband's Costco engagement ring diamond was checked by an independent jeweler who called it excellent quality with no visible flaws
Costco	recommend	An upgraded ring bought for about $7,000 appraised for insurance at just over $11,000
Costco	recommend	Wedding ring with roughly 1.5 total carats of VS2 diamonds and an 18k white gold band cost about $3,000; guests guess $8,000-$10,000
Costco	recommend	A local jeweler examining a Costco ring under a scope for resizing told the buyer they'd gotten a good deal on it
Costco	recommend	A wedding band for $2,000 that looks bigger than anything comparable found elsewhere
Costco	recommend	Certified diamonds described as high quality and good value, with a tip to get screw-back earrings so stones don't come loose
Costco	recommend	Picked an engagement ring under $3,000 that friends and family assumed cost around $20,000
Costco	recommend	A diamond wedding band bought for about $1,000
Costco	recommend	Says pieces come with certificates and good pricing, especially clearance items marked with .97 endings on the website.
Costco	recommend	Ring cost $4k and appraised for $10k after months of comparison shopping; no other store matched the price for the specs.
Costco	recommend	Bought a necklace and bracelet last year, both sturdy, and felt the gold markup was low.
Costco	recommend	Bought wife's engagement ring at Costco 18 years ago for $10k, appraised for double; jeweler said the clarity exceeded expectations.
Costco	recommend	Everyday white gold and diamond hoop earrings bought years ago remain a favorite, never taken out.
Costco	recommend	Most of her jewelry collection is from Costco; substantial pieces for the price versus higher-markup stores like Nordstrom, though styles rotate so it takes checking back.
Costco	recommend	Took a Costco engagement ring to a local jeweler for fun, who found no visible flaws despite it being sold with an allowance for up to two; still perfect after almost seven years.
Costco	recommend	Has good jewelry finds but a small selection
Costco	recommend	Bought diamond studs there that are very sparkly, eye clean, and a great price; good for building a basics collection
Costco	recommend	Bought his fiancee's engagement ring there and she loved it, no price given
Costco	recommend	Owns three Costco diamond rings that appraised for double what she paid; a local jeweler praised the quality, and a $3,000 ring bought in the wrong size was easy to return in store
Costco	recommend	Personally bought his ring from Costco
Costco	recommend	Bought an 18k solid gold 1ctw natural diamond eternity band online for warehouse pickup; easy return option and a wide range of eternity band sizes available
Costco	recommend	Wife's white gold wedding band from Costco was thousands less than an identical ring from independent jewelers; owns multiple Costco jewelry pieces
Costco	recommend	Wife's thicker platinum band (2x weight) from Costco is great quality; a local jeweler custom-made a matching wedding ring to pair with it
Costco	recommend	Has a platinum anniversary band from Costco received on a 10th anniversary
Costco	mixed	Bought a similar Costco eternity ring; a diamond fell out after six months but Costco repaired it easily within about two weeks; recommends keeping paperwork
Costco	recommend	Bought the proposal ring at Costco for the easy return policy in case of a no; 13 years later still happy with the choice
Costco	recommend	Bought two platinum rings from Costco after a gold-plating allergy; appraisal came back 2.5x what was paid, and the jeweler was impressed with the quality
Costco	warn	After researching, chose a custom online price-matched diamond ring for about $2,600 instead, estimating an equivalent Costco ring would have cost over $10,000; says Costco is good for many things but not diamond jewelry
Costco	recommend	Husband buys all gold jewelry from Costco, trusts the pricing, has never been disappointed
Costco	recommend	Her own 1-carat princess-cut engagement ring came from Costco; loved the sparkle and encouraged the person asking to keep his
Costco	mixed	Only bought gold chains there; Costco does not carry lab-grown diamonds and ring designs are mass-produced, not artisan
Costco	recommend	Quality solid for the price; felt like paying for the diamond, not for brand markup
Costco	recommend	Mother-in-law's ring cost $300 at Costco versus about £1,100 for a similar ring in the UK
Costco	recommend	1.75 ctw princess-cut diamond stud earrings in white gold for under $2k, always clean stones
Costco	mixed	Buys simple gold chains and bracelets there for the price, but other pieces do not suit her estate-jewelry taste
Costco	recommend	Gold necklace bought 3 years ago for $300 now retails around $600
Costco	recommend	Husband's sterling silver bracelet from 7 years ago still looks pristine
Costco	recommend	An E/VS2 1.02ct diamond and a separate I/SI1 0.8ct diamond from Costco look equally good despite the grade gap
Costco	recommend	Engagement ring bought about 10 years ago; excellent value on a natural stone, though lab-grown now offers a bigger stone for the price
Costco	recommend	Ring feels sturdy and well made; Costco diamonds run VS2 or better and I-color or better
Costco	recommend	Ring set cost $1,265 and appraised elsewhere for $3,650; a second Costco ring set from 20 years ago is still perfect
Costco	recommend	Multiple wedding bands from Costco have all appraised for at least double what was paid
Costco	mixed	Lab emerald-and-diamond necklace for $699; styling is basic but the piece itself is nice
Costco	recommend	Ring set has held up for 11.5 years and still looks as beautiful as the day it was bought
Costco	recommend	Was proposed to with a Costco ring that also came in with better specs than advertised; loves the ring
Costco	recommend	Works in the natural diamond trade and still buys pieces personally; says Costco jewelry consistently appraises above purchase price
Costco	recommend	Bought diamond earrings, a diamond ring and a gold bar over two years; good quality and got a refund on a broken earring clasp
Costco	recommend	Friend's ring was a little over $1,000; Costco does not size in-house so it was sized at Kay's afterward
Costco	recommend	Bought his wife multiple pieces from Costco over time and she has liked all of them
Costco	mixed	Diamond earrings are excellent value, but wary that Costco's gold chains are hollow
Costco	recommend	Husband's gift of a 5ct tennis bracelet; appraised for more than double the price paid, loose clasp but has a safety lock plus an added safety chain
Costco	recommend	Owns two tennis bracelets and a necklace worn daily for 8+ years; says quality holds up better than an overseas vendor's or a friend's brand-name bracelet, which snapped and needed paid repair while Costco fixes for free
Costco	recommend	5ct natural diamond tennis bracelet bought in 2020 for about $4,000-4,500; worn daily since, prongs checked twice, still like new
Costco	recommend	Bought a 2.4 ct D color VS1 diamond for about $30k six years ago; says a Tiffany equivalent would cost nearly double
Costco	warn	Bought diamond earrings from Costco and was disappointed, felt the stones were very low grade
Costco	recommend	Owns a 5-carat total weight Costco tennis bracelet with natural diamonds; very happy with the sparkle and calls it great value.
Costco	recommend	Bought a 1ct+ VSi-I platinum bezel scatter ring and a 25th-anniversary sapphire and diamond baguette ring; praises durability for everyday wear
Costco	recommend	Long-time shopper says value is usually there and quality beats designer stores where you pay for the name, though she wouldn't buy her own studs or engagement-ring stone there
Costco	recommend	Husband bought her an amethyst and diamond anniversary band in 14K white gold, worn every day since
Costco	mixed	Found in-store solitaire pricing competitive with Blue Nile's better Ideal-cut stones, but only size 7 rings are stocked in store, forcing a resize for smaller fingers
Costco	mixed	Returned several pieces over the years for poor gemstone quality or uncomfortable settings, but says returns are painless and it lowers the stress of buying
Costco	recommend	Bought a 1 ctw eternity band on sale for $999 plus a deal on 1 ctw princess-cut studs
Costco	recommend	Bought a plain platinum wedding band to match an engagement-ring setting from Ritani, then had a jeweler solder the two rings together
Costco	recommend	First Costco diamond purchase, 2.5ctw G VS2 hoop earrings bought $500 off; praises the whiteness and sparkle and the easy return policy as reassurance
Costco	recommend	Owns a 1 ctw platinum eternity band bought on a past sale and loves it
Costco	recommend	Tried on 3ct and 5ct diamond bracelets in store, found them beautiful and good value, with easy returns if unsatisfied
Costco	recommend	Bought a 4ctw tennis bracelet on sale, backed by Costco's strong return policy; independent appraisal came back EFG color, VS-VVS clarity, excellent cut.
Costco	recommend	Bought a 5ctw tennis bracelet after comparing vendors and bracelets for two years, came in under her $5k budget and calls it the best value found; later got a $300 price-adjustment refund within 30 days of buying
Costco	recommend	Bought a tennis bracelet on a past holiday sale for $2,500, and separately says her Costco eternity band sparkles a lot and appraised as FG color
Costco	mixed	Says her Costco diamond hoops sparkle less up close than a premium 'ideal-cut' tennis bracelet, but they get more compliments from a distance because the stones look bigger
Costco	recommend	Bought lab-emerald and diamond earrings as a gift there; store currently lists the same piece at $699 and included gem certification paperwork with the purchase
Costco	recommend	Says Costco jewelry is definitely returnable in the US, based on personally returning a piece there
Costco	recommend	Pointed to Costco's 14k gold necklaces around this price as a solid-gold option that avoids tarnishing
Costco	recommend	5-stone ring graded far better than the advertised minimum on independent appraisal; easy returns even after resizing, plus a required 6-month setting inspection
Costco	recommend	Bought two platinum diamond wedding bands (0.50ctw F VS2 for $799 and 0.63ctw I VS2 for $899) to compare against a 1.75ct solitaire before choosing which to keep
Costco	recommend	Bought husband's wedding band with outside engraving for $460 total vs an $815 insurance-equivalent retail value; plans to buy there again for an upgrade
Tiffany	warn	Platinum aquamarine ring needed repeated repairs for scratching, patina and a bent prong/setting; store called it wear and tear and later quoted more than the ring's original price to fix
Tiffany	mixed	Great in-person service but about 9 times the asker's roughly $5k budget, and salespeople were a little pushy.
Tiffany	mixed	Shopped at a Palm Beach store for a 1.16-1.38ct ring, quoted $18.4k up to $23k; loved the design and diamond quality but worried about paying mostly for the brand and its resale value
Tiffany	warn	Bought two rose-gold pave rings; three diamonds fell out across both within about a year; quoted $290 per ring per stone to replace after warranty ended
Tiffany	warn	Platinum Forever band lost an end stone within 9 months of light wear; repair quoted 590, halved to 295 after complaints; no warranty or care plan offered and buyback refused
Tiffany	warn	Quoted $17k for a 1ct G VVS1 Harmony setting; felt drastically overpriced next to online or independent jeweler pricing.
Tiffany	recommend	Bought two rings there over time; praises setting and stone quality and customer service, got free engravings and an extra box after a service complaint; had bad experiences at other sellers first
Tiffany	warn	Quoted $48,000 in-store for a 1.7ct I VS1 round, used only as a size/price reference; widely seen here as overpriced for the brand name
Tiffany	mixed	Silver promise ring got nicks, scratches and tarnish after 10 years of daily wear, though still wearable after cleaning and polishing
Tiffany	mixed	Tried on a Tiffany setting and found the customer service more accessible than Cartier's, but preferred the Cartier 1895 design enough to buy that instead.
Tiffany	recommend	Bought a 0.87 ct Tiffany Setting after wanting one since childhood, sizing down from a full carat to fit her budget, with no regrets months later.
Tiffany	recommend	Owns Tiffany jewelry including a wedding set; disagrees that quality is no better than a local jeweler, though didn't specify their high-jewelry line.
Tiffany	mixed	Owns multiple Tiffany pieces; repairs used to be free but in recent years she now pays for every repair, and feels other jewelers now match their service.
Tiffany	mixed	Owns Tiffany jewelry and a 1 carat diamond; says Tiffany quality is great but wouldn't personally choose a lower carat-weight stone for the brand name.
Tiffany	recommend	After about a year searching local and online jewelers, chose a Tiffany Soleste cushion cut for sparkle unmatched elsewhere; notes Tiffany's 30-day return policy.
Tiffany	mixed	Owns a 1.48ct Tiffany solitaire engagement ring graded flawless and an H/VVS1 platinum ring that jewelers say looks internally flawless; believes Tiffany grades conservatively, so the stones look better than the paperwork states.
Tiffany	recommend	After a year comparing lab and natural stones at Costco, chain stores, and local and luxury jewelers, found nothing as beautiful for the price elsewhere and bought a diamond there.
Tiffany	mixed	Longtime Tiffany and Cartier customer who rates their craftsmanship highly, but Tiffany refuses to authenticate pieces he bought over a decade ago and valuations or repairs take a long time to get back.
Tiffany	recommend	Larger Tiffany purchases came with certificates of authentication that she used for insurance the same day she bought them.
Tiffany	recommend	Owns several Tiffany rings plus other jewelry and a watch; says the quality is hard to compare to anything else
Tiffany	recommend	Wedding band and most of her jewelry came from Tiffany; praises their customer service
Tiffany	recommend	Loves the sparkle and customer service; glad she chose Tiffany over Brilliant Earth after comparing
Tiffany	mixed	Former employee says the markup is huge but the jewelry quality and service are genuinely top of the line
Tiffany	recommend	Bought a ring at Tiffany last month after finding local jewelers charged about the same for comparable quality
Tiffany	recommend	Custom cushion Soleste made in an alternate metal almost 5 years ago; easy, enjoyable free cleanings, no regrets.
Tiffany	recommend	Upgraded from a moissanite starter ring to a Tiffany diamond; big expense, still paying it off, but values the lifetime service and stone quality.
Tiffany	recommend	Tiffany Legacy set worn 20 years with a 1.4 ct center; recommends also getting the matching eternity band.
Tiffany	recommend	Paid a large markup for a 1 ct ring (about $10-15k over generic) but valued trusted service over shopping around.
Tiffany	recommend	Chose Tiffany while living abroad for reliable future servicing; kept stone under a carat to limit markup; loved the in-store experience.
Tiffany	recommend	Platinum half-circle band worn nearly every day for 4.5 years with no problems beyond normal dulling; servicing every couple of years has gone fine
Tiffany	warn	Necklace and earring set discolored and felt like it would break after being worn only once; would go to a local jeweler instead
Tiffany	mixed	Platinum halo ring with eternity band held up over four years of daily wear, but resold after divorce for only about a fifth of what was paid; would not buy there again given the markup
Tiffany	recommend	Eternity band worn daily 20 years with no issues; a Legacy-style ring worn about a decade showed only normal platinum patina
Tiffany	recommend	Owns several Tiffany pieces bought as gifts or secondhand for a fraction of retail; finds the silver-tone pieces heavy, durable and suitable for daily wear; secondhand silver pieces run this range
Tiffany	recommend	Owns a mix of everyday Tiffany pieces worn most (Diamonds by the Yard, Victoria, Sparklers lines) plus Blue Book pieces rarely worn; calls these classic, long-lasting designs
Tiffany	recommend	Boyfriend's Tiffany engagement ring purchase triggered a sales-associate follow-up email that was forwarded to her after the proposal
Tiffany	recommend	Bought a small-diamond Tiffany engagement ring for under $5,000, well below the $10k minimum another buyer claimed
Tiffany	recommend	Took a necklace in for repair and got personal texts and photos from her regular sales associate, including help picking wedding bands
Tiffany	recommend	Owns several Tiffany pieces and gets a feedback survey plus a personal note from her sales associate after almost every visit or purchase
Tiffany	recommend	Husband gets frequent Tiffany surveys from his gift purchases, and she personally got surveys after cleanings and custom jewelry adjustments
Tiffany	mixed	One necklace cleaning led to around ten follow-up emails from Tiffany
Tiffany	recommend	Bought a small natural diamond specifically for the Tiffany name, continuing a family tradition of Tiffany jewelry
Tiffany	recommend	Bought a natural solitaire and a five-diamond band from Tiffany after long dreaming of the brand
Tiffany	recommend	European buyer whose fiance surprised her with a Tiffany set: a natural solitaire plus a band with five natural diamonds; she values the brand as much as the quality
Tiffany	warn	Considered a Tiffany ring but decided it was mostly paying for the brand name; bought a lab diamond elsewhere instead
Tiffany	mixed	Paid $350 for a full repair rehab on a Tiffany watch, worth it on quality, but repairs there take many months due to a watch-department backlog
Tiffany	recommend	Had Tiffany repair a damaged center stone in her three-stone engagement ring and re-set stones in an Embrace bracelet; store manager kept the repair in-house, called Tiffany's repair pricing reasonable and its warranty strong.
Tiffany	mixed	8-year-old ring, calls it overpriced but praises craftsmanship, unlimited free engagement-ring resizing (wedding band resizing costs extra), and a trade-in program requiring the new piece to cost 2x the original
Tiffany	recommend	Received a Tiffany wedding band as a gift years later; calls the quality noticeable and customer service impeccable
Tiffany	warn	Owned a Tiffany Soleste ring years ago and called it the ugliest diamond they'd owned, felt they were just paying for the brand name
Tiffany	recommend	Owns a Tiffany ring and loves it despite the markup, since Tiffany only sells natural mined diamonds and she values that certainty
Tiffany	recommend	Owns a Tiffany diamond ring alongside lab pieces and says none of her other rings carry the same feeling wearing it
Tiffany	recommend	Bought secondhand through an estate jeweler for a fraction of retail; says Tiffany holds resale value better than other brands
Tiffany	recommend	One-year-old ring still sparkles with no cleaning; says the premium is only worth it if your partner specifically wants the brand
Tiffany	warn	Quoted at least $30k more (about $51k total) to upgrade a 1.25 ct ring to 2 ct G/VS1; called it worse value than a D/VVS1 2.5 ct elsewhere for about half
Tiffany	recommend	Lifelong dream brand; ring exceeded expectations
Tiffany	recommend	Received a Tiffany Schlumberger 16-stone band as a 16th-anniversary gift; calls it timeless and comfortable due to the gold placement.
Tiffany	recommend	Chose an internally flawless Tiffany solitaire as an heirloom-style engagement ring and is happy with it.
Tiffany	recommend	A bracelet had an issue after about 6 months of daily wear; store exchanged it with no problem and good customer service
Tiffany	warn	Markup on Tiffany repairs called eye-wateringly high; suggested a local repair shop instead, which the writer said charges about $30 per small diamond plus roughly $50 for the repair itself
Tiffany	warn	Friend works at Tiffany and says quality is weak on some styles with lots of returns/QC issues; a local jeweler would charge about $40 to replace a diamond versus Tiffany's much higher quote
Tiffany	recommend	Worn several Tiffany eternity/soleste rings and a diamond bracelet daily, some for close to 20 years, without ever losing a stone; only needed prong tightening once
Tiffany	warn	Writer's own experience with Tiffany service was poor, agreed a reputable independent jeweler would give a sturdier repair for the price
Tiffany	mixed	Platinum solitaire near 3 carats cost six figures; loved owning it but was told resale would bring only about $15k after commission, so kept it instead of selling
Tiffany	warn	3-carat upgrade quote came in over $100k, and the 2.3ct alternative shown had worse specs than her existing 1.5ct diamond despite looking similar in size
Tiffany	recommend	A small diamond popped out of the writer's Tiffany ring and was replaced free, with no insurance
Tiffany	warn	Charged 80 to take 3 links out for sizing and refused to change a bracelet clasp that kept opening
Tiffany	warn	Turned away at the door for wearing jeans and a t-shirt; partner refused to buy there and had a jeweler friend make the ring
Tiffany	recommend	Eternity band worn without removal for almost 16 years with no issue
Tiffany	warn	Wedding rings bought in 2021 with promised free servicing every other year; two years later told servicing would cost £200 per ring
Tiffany	mixed	A necklace worn nonstop for over a decade needed no upkeep, but a bracelet's clasp keeps opening and it tarnishes quickly
Tiffany	recommend	Engagement ring and band bought 14 years ago, plus diamond earrings and a bracelet, with zero problems
Tiffany	recommend	Engagement ring and wedding band both from Tiffany with a positive experience so far
Tiffany	warn	Keychain part came loose twice within months; Tiffany refused to mail a small replacement part after the local counter closed
Tiffany	warn	Ignored in the store when collecting a yearly charm as a VIP society member until staff learned who the writer was
Tiffany	warn	Shared-prong band lost a diamond about 8 months in; the Chicago store shipped it to New York, blamed her lifestyle, then fixed it free but put a note on her file
Tiffany	warn	Engagement ring worn daily about 4 years warped and nearly lost stones right after Tiffany checked it and called it fine; risks never explained, so the writer swapped to a local ring
Tiffany	warn	Gold T bangle bent within 2 months, charged a 100 service fee, and it bent again months later
Tiffany	recommend	3.5mm platinum band with 7 diamonds bought in 2021, worn through housework, exercise and showers; no lost stones or bending
Tiffany	mixed	2015 visit brought champagne and a full walkthrough, but the manager advised buying from a small jeweler to skip about a 75% brand markup, which they did
Tiffany	warn	A chain repair quote came in above the price of a new chain from a local shop; staff always snooty
Tiffany	recommend	Engagement ring, wedding ring and other pieces from Tiffany; excellent service including repairs and cleanings
Tiffany	warn	Asked about 25 to clean an Elsa Peretti necklace, while mall stores clean jewelry for free
Tiffany	warn	Associate was rude when the writer bought one of the cheapest bracelets and pushed a pricier gift instead
Tiffany	warn	Wanted to ship a bracelet to New York and charge 150 for a new claw clasp; a local jeweler did it for 20 in ten minutes
Tiffany	warn	Many scratched and damaged pieces received over recent years while prices kept rising

Sources and method

Price reports on this page come from 89 public discussions where buyers answered in their own words. Each comment that stated what someone paid became one row; notes are paraphrased, never quoted.

The largest discussions used here (60)