Shop Costco Diamond Sale

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$881.00
Lab Diamond Stud Earrings (1 Ct. Tw.)-14K White Gold - Rare Carat
Rare Carat
$881.00
Lab Diamond Stud Earrings (1 Ct. Tw.)-14K White Gold - Rare Carat
Rare Carat
$3,380.00
Lab Diamond Stud Earrings (4 Ct. Tw.)-14K White Gold - Rare Carat
Rare Carat
$3,380.00
Lab Diamond Stud Earrings (4 Ct. Tw.)-14K White Gold - Rare Carat
Rare Carat
$1,454.00
Cushion Lab Diamond Bezel Stud Earrings (1 Ct. Tw.)-14K White Gold - Rare Carat
Rare Carat
$1,454.00
Cushion Lab Diamond Bezel Stud Earrings (1 Ct. Tw.)-14K White Gold - Rare Carat
Rare Carat
$2,580.00
Lab Diamond Stud Earrings (3 Ct. Tw.)-14K White Gold - Rare Carat
Rare Carat
$2,580.00
Lab Diamond Stud Earrings (3 Ct. Tw.)-14K White Gold - Rare Carat
Rare Carat
$1,140.00
Round Lab Diamond Halo Studs (1 Ct. Tw.)-14K White Gold - Rare Carat
Rare Carat
$1,140.00
Round Lab Diamond Halo Studs (1 Ct. Tw.)-14K White Gold - Rare Carat
Rare Carat
$895.00
Halo Lab Diamond Studs-14K White Gold - Rare Carat
Rare Carat
$895.00
Halo Lab Diamond Studs-14K White Gold - Rare Carat
Rare Carat
$359.00
Lab Diamond Stud Earrings (1/4 Ct. Tw.)-14K White Gold - Rare Carat
Rare Carat
$359.00
Lab Diamond Stud Earrings (1/4 Ct. Tw.)-14K White Gold - Rare Carat
Rare Carat
$506.00
Lab Diamond Stud Earrings (1/2 Ct. Tw.)-14K White Gold - Rare Carat
Rare Carat
$506.00
Lab Diamond Stud Earrings (1/2 Ct. Tw.)-14K White Gold - Rare Carat
Rare Carat
$625.00
Houston Diamond District IGI Certified Lab Grown Diamond Engagement Ring, Round Cut Solitaire, 4-Prong Setting, E-F Color VS2-SI1 Clarity
Amazon.com
2
Free shipping
$625.00
Houston Diamond District IGI Certified Lab Grown Diamond Engagement Ring, Round Cut Solitaire, 4-Prong Setting, E-F Color VS2-SI1 Clarity
Amazon.com
$786.24
0.5 Carat To 1.5 Carat Lab Grown IGI Certified Solitaire Diamond Engagement Ring (G-H Color SI1-SI2 Clarity)
Amazon.com
Free shipping
$786.24
0.5 Carat To 1.5 Carat Lab Grown IGI Certified Solitaire Diamond Engagement Ring (G-H Color SI1-SI2 Clarity)
Amazon.com
$359.02
Houston Diamond District LAB GROWN Solitaire Diamond Stud Earrings For Women Round Cut 4 Prong Screw Back (F-G Color, VS2-SI1 Eye Clean Clarity)
Amazon.com
89
Free shipping
$359.02
Houston Diamond District LAB GROWN Solitaire Diamond Stud Earrings For Women Round Cut 4 Prong Screw Back (F-G Color, VS2-SI1 Eye Clean Clarity)
Amazon.com
$2,160.00
Blue Nile Riviera Pavé Lab-Grown Diamond Engagement Ring In 14K White Gold (1/6 Ct. Tw.) 1.00 H-VVS2 Pear Lab-Grown Diamond, Proposal Ring
Blue Nile
$2,160.00
Blue Nile Riviera Pavé Lab-Grown Diamond Engagement Ring In 14K White Gold (1/6 Ct. Tw.) 1.00 H-VVS2 Pear Lab-Grown Diamond, Proposal Ring
Blue Nile
$1,070.00
$2,140.00
Lab Diamond Solitaire Necklace 14Kt White Gold 1 1/2Ct Lluvia Round Lab Diamond Solitaire Necklace F-G Color, VS Diamond, IGI Certified | Women
Friendly Diamonds
Free shipping
50% off
$1,070.00
$2,140.00
Lab Diamond Solitaire Necklace 14Kt White Gold 1 1/2Ct Lluvia Round Lab Diamond Solitaire Necklace F-G Color, VS Diamond, IGI Certified | Women
Friendly Diamonds
$146.85
0.10 To 1 Carat Diamond Studs For Women, Single/Half Pair Lab Grown Diamond Stud Earrings, 14K Solid Gold Diamond Earring, Lab Diamond Studs
Etsy
31
$146.85
0.10 To 1 Carat Diamond Studs For Women, Single/Half Pair Lab Grown Diamond Stud Earrings, 14K Solid Gold Diamond Earring, Lab Diamond Studs
Etsy
$2,069.25
$2,759.00
Round Hearts & Arrows Channel Set Cathedral Bridal Set Engagement Ring | Charles & Colvard
Charles & Colvard
25% off
$2,069.25
$2,759.00
Round Hearts & Arrows Channel Set Cathedral Bridal Set Engagement Ring | Charles & Colvard
Charles & Colvard
$1,300.00
Quince Lab Grown Diamond Round Petite Classic Engagement Ring - Natural - Rings Size 5
Quince
$1,300.00
Quince Lab Grown Diamond Round Petite Classic Engagement Ring - Natural - Rings Size 5
Quince
$1,070.00
$2,140.00
Lab Diamond Solitaire Necklace 14Kt Yellow Gold 1 1/2Ct Lluvia Round Lab Diamond Solitaire Necklace F-G Color, VS Diamond, IGI Certified | Women
Friendly Diamonds
Free shipping
50% off
$1,070.00
$2,140.00
Lab Diamond Solitaire Necklace 14Kt Yellow Gold 1 1/2Ct Lluvia Round Lab Diamond Solitaire Necklace F-G Color, VS Diamond, IGI Certified | Women
Friendly Diamonds
$1,860.00
$3,720.00
Lab Diamond Eternity Ring 14Kt White Gold 4Ct Elysia Round Lab Diamond Eternity Ring F-G Color, VS Diamond, IGI Certified - Friendly Diamonds | Women
Friendly Diamonds
Free shipping
50% off
$1,860.00
$3,720.00
Lab Diamond Eternity Ring 14Kt White Gold 4Ct Elysia Round Lab Diamond Eternity Ring F-G Color, VS Diamond, IGI Certified - Friendly Diamonds | Women
Friendly Diamonds
$1,394.25
$1,859.00
Round Brilliant Lifted Halo Bridal Set Engagement Ring | Charles & Colvard
Charles & Colvard
25% off
$1,394.25
$1,859.00
Round Brilliant Lifted Halo Bridal Set Engagement Ring | Charles & Colvard
Charles & Colvard
$136.50
14K Solid Gold Lab Grown Diamond Studs. SINGLE / Half Pair Earring. VS DEF Color. Diamond Earrings, Diamond Studs. 4 Prong. 0.1-1 Carat
Etsy
313
$136.50
14K Solid Gold Lab Grown Diamond Studs. SINGLE / Half Pair Earring. VS DEF Color. Diamond Earrings, Diamond Studs. 4 Prong. 0.1-1 Carat
Etsy
$194.82
14K Gold Lab Grown Diamond Stud Earrings: VS DEF, 0.20-3.0 Carat
Etsy
85
$194.82
14K Gold Lab Grown Diamond Stud Earrings: VS DEF, 0.20-3.0 Carat
Etsy
$5,770.00
Blue Nile Three-Stone Trillion Diamond Engagement Ring In Platinum (1/3 Ct. Tw.) 0.90 G-VS2 Square Radiant Diamond, Proposal Ring
Blue Nile
$5,770.00
Blue Nile Three-Stone Trillion Diamond Engagement Ring In Platinum (1/3 Ct. Tw.) 0.90 G-VS2 Square Radiant Diamond, Proposal Ring
Blue Nile
$900.00
Quince Lab Grown Diamond Round Petite Classic Engagement Ring - Natural - Rings Size 10
Quince
$900.00
Quince Lab Grown Diamond Round Petite Classic Engagement Ring - Natural - Rings Size 10
Quince
$12,775.00
Blue Nile Radiant-Cut Diamond Engagement Ring In Platinum 1.20 G-VS2 Oval Diamond, Proposal Ring
Blue Nile
$12,775.00
Blue Nile Radiant-Cut Diamond Engagement Ring In Platinum 1.20 G-VS2 Oval Diamond, Proposal Ring
Blue Nile
$864.00
$964.00
Orane Oval Diamond Band Engagement Ring - 14K White Gold | Loose Grown Diamond
Loose Grown Diamonds
10% off
$864.00
$964.00
Orane Oval Diamond Band Engagement Ring - 14K White Gold | Loose Grown Diamond
Loose Grown Diamonds
$1,612.00
$1,712.00
Dalia Marquise Diamond Halo Engagement Ring - 14K White Gold | Loose Grown Diamond
Loose Grown Diamonds
$1,612.00
$1,712.00
Dalia Marquise Diamond Halo Engagement Ring - 14K White Gold | Loose Grown Diamond
Loose Grown Diamonds
$3,100.00
Women's Lab Grown Diamond Round Petite Pave Engagement Ring In Platinum, Size 9.5 By Quince
Quince
Free shipping
$3,100.00
Women's Lab Grown Diamond Round Petite Pave Engagement Ring In Platinum, Size 9.5 By Quince
Quince
$6,899.99
Pompeii 3Ct Round Diamond Solitaire Engagement Ring 14K White Gold (I/J,I2-I3)
Walmart
4
Free shipping
$6,899.99
Pompeii 3Ct Round Diamond Solitaire Engagement Ring 14K White Gold (I/J,I2-I3)
Walmart
$1,130.00
$1,230.00
Charles Radiant Hidden Halo Engagement Ring - 14K White Gold | Loose Grown Diamond
Loose Grown Diamonds
$1,130.00
$1,230.00
Charles Radiant Hidden Halo Engagement Ring - 14K White Gold | Loose Grown Diamond
Loose Grown Diamonds
$1,642.68
Emerald Cut Matching Diamond Bridal Rings Set
Anjolee
$1,642.68
Emerald Cut Matching Diamond Bridal Rings Set
Anjolee
$1,814.85
Dazzling Four Row Diamond Engagement Ring Set
Anjolee
$1,814.85
Dazzling Four Row Diamond Engagement Ring Set
Anjolee
$2,038.12
Exquisite Three Stone Diamond Halo Matching Diamond Bridal Rings Set
Anjolee
$2,038.12
Exquisite Three Stone Diamond Halo Matching Diamond Bridal Rings Set
Anjolee
$850.53
$988.99
Marquee Lab Grown 1 Carat Round Solitaire Diamond Bezel Set Pendant In 14K Yellow Gold - 18 Inch
Overstock.com
14% off
$850.53
$988.99
Marquee Lab Grown 1 Carat Round Solitaire Diamond Bezel Set Pendant In 14K Yellow Gold - 18 Inch
Overstock.com
$4,460.00
3 Ct. Lab Diamond Delicate Shared Prong Diamond Engagement Ring - Platinum
Brilliant Earth
$4,460.00
3 Ct. Lab Diamond Delicate Shared Prong Diamond Engagement Ring - Platinum
Brilliant Earth
$1,780.00
Delicate Shared Prong Diamond Engagement Ring With A Cushion Cut Lab Diamond - Platinum
Brilliant Earth
$1,780.00
Delicate Shared Prong Diamond Engagement Ring With A Cushion Cut Lab Diamond - Platinum
Brilliant Earth
$1,665.00
$2,522.73
""Love Story" 3Ct Emerald Cut Solitaire Engagement Ring"
She Said Yes
34% off
$1,665.00
$2,522.73
""Love Story" 3Ct Emerald Cut Solitaire Engagement Ring"
She Said Yes
Costco shopper's $400G diamond ring purchase gave chain 'significant' sales boost
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May 31, 2019
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D-backs Costco Vouchers | Arizona Diamondbacks
D-backs Costco Vouchers | Arizona Diamondbacks
Jan 4, 2022
mlb.com
🎁15 TOY AISLE ITEMS ON SALE OR ON CLEARANCE NOW AT COSTCO! 🎁 🚨Perfect time to grab as 🎄🎁 gifts!! Check your local store for price & availability! These were found at 📍Aloha Oregon @costco! 🤔I think all these are on clearance because they are going to bring in a new set of toys leading up to Christmas! 🚗 @hotwheelsofficial $59.97 this set is huge and normal $80 🔥@pokemon 4 figure vinyl character set $29.97 🛹@techdeck $5 off now $14.99 🐶@pawpatrol play set $49.97 ⚽️@kettler.usa foosball
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FacebookCostco Deals
💎NEW ArtSkills Brilliant Diamond Art Painting Kits, Three-Panel Sets are now available only on Costco.com for a limited time! #artskillspartner . ❤️If you enjoyed their paint by numbers kit they had at Costco during Christmas, take it to the next level with these Diamond Art Kits! These are a must buy! Makes a great shareable activity with friends and family! . 🙌Create your own dazzling diamond art with ArtSkills Brilliant Diamond ArtPainting Kits. 🖼️Each kit contains three stretched canvas p
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Shop Costco Diamond Sale

Sponsored
About our ads
$881.00
Lab Diamond Stud Earrings (1 Ct. Tw.)-14K White Gold - Rare Carat
Rare Carat
$881.00
Lab Diamond Stud Earrings (1 Ct. Tw.)-14K White Gold - Rare Carat
Rare Carat
$3,380.00
Lab Diamond Stud Earrings (4 Ct. Tw.)-14K White Gold - Rare Carat
Rare Carat
$3,380.00
Lab Diamond Stud Earrings (4 Ct. Tw.)-14K White Gold - Rare Carat
Rare Carat
$1,454.00
Cushion Lab Diamond Bezel Stud Earrings (1 Ct. Tw.)-14K White Gold - Rare Carat
Rare Carat
$1,454.00
Cushion Lab Diamond Bezel Stud Earrings (1 Ct. Tw.)-14K White Gold - Rare Carat
Rare Carat
$2,580.00
Lab Diamond Stud Earrings (3 Ct. Tw.)-14K White Gold - Rare Carat
Rare Carat
$2,580.00
Lab Diamond Stud Earrings (3 Ct. Tw.)-14K White Gold - Rare Carat
Rare Carat
$1,140.00
Round Lab Diamond Halo Studs (1 Ct. Tw.)-14K White Gold - Rare Carat
Rare Carat
$1,140.00
Round Lab Diamond Halo Studs (1 Ct. Tw.)-14K White Gold - Rare Carat
Rare Carat
$895.00
Halo Lab Diamond Studs-14K White Gold - Rare Carat
Rare Carat
$895.00
Halo Lab Diamond Studs-14K White Gold - Rare Carat
Rare Carat
$359.00
Lab Diamond Stud Earrings (1/4 Ct. Tw.)-14K White Gold - Rare Carat
Rare Carat
$359.00
Lab Diamond Stud Earrings (1/4 Ct. Tw.)-14K White Gold - Rare Carat
Rare Carat
$506.00
Lab Diamond Stud Earrings (1/2 Ct. Tw.)-14K White Gold - Rare Carat
Rare Carat
$506.00
Lab Diamond Stud Earrings (1/2 Ct. Tw.)-14K White Gold - Rare Carat
Rare Carat
$625.00
Houston Diamond District IGI Certified Lab Grown Diamond Engagement Ring, Round Cut Solitaire, 4-Prong Setting, E-F Color VS2-SI1 Clarity
Amazon.com
2
Free shipping
$625.00
Houston Diamond District IGI Certified Lab Grown Diamond Engagement Ring, Round Cut Solitaire, 4-Prong Setting, E-F Color VS2-SI1 Clarity
Amazon.com
$786.24
0.5 Carat To 1.5 Carat Lab Grown IGI Certified Solitaire Diamond Engagement Ring (G-H Color SI1-SI2 Clarity)
Amazon.com
Free shipping
$786.24
0.5 Carat To 1.5 Carat Lab Grown IGI Certified Solitaire Diamond Engagement Ring (G-H Color SI1-SI2 Clarity)
Amazon.com
$359.02
Houston Diamond District LAB GROWN Solitaire Diamond Stud Earrings For Women Round Cut 4 Prong Screw Back (F-G Color, VS2-SI1 Eye Clean Clarity)
Amazon.com
89
Free shipping
$359.02
Houston Diamond District LAB GROWN Solitaire Diamond Stud Earrings For Women Round Cut 4 Prong Screw Back (F-G Color, VS2-SI1 Eye Clean Clarity)
Amazon.com
$2,160.00
Blue Nile Riviera Pavé Lab-Grown Diamond Engagement Ring In 14K White Gold (1/6 Ct. Tw.) 1.00 H-VVS2 Pear Lab-Grown Diamond, Proposal Ring
Blue Nile
$2,160.00
Blue Nile Riviera Pavé Lab-Grown Diamond Engagement Ring In 14K White Gold (1/6 Ct. Tw.) 1.00 H-VVS2 Pear Lab-Grown Diamond, Proposal Ring
Blue Nile
$1,070.00
$2,140.00
Lab Diamond Solitaire Necklace 14Kt White Gold 1 1/2Ct Lluvia Round Lab Diamond Solitaire Necklace F-G Color, VS Diamond, IGI Certified | Women
Friendly Diamonds
Free shipping
50% off
$1,070.00
$2,140.00
Lab Diamond Solitaire Necklace 14Kt White Gold 1 1/2Ct Lluvia Round Lab Diamond Solitaire Necklace F-G Color, VS Diamond, IGI Certified | Women
Friendly Diamonds
$146.85
0.10 To 1 Carat Diamond Studs For Women, Single/Half Pair Lab Grown Diamond Stud Earrings, 14K Solid Gold Diamond Earring, Lab Diamond Studs
Etsy
31
$146.85
0.10 To 1 Carat Diamond Studs For Women, Single/Half Pair Lab Grown Diamond Stud Earrings, 14K Solid Gold Diamond Earring, Lab Diamond Studs
Etsy
$2,069.25
$2,759.00
Round Hearts & Arrows Channel Set Cathedral Bridal Set Engagement Ring | Charles & Colvard
Charles & Colvard
25% off
$2,069.25
$2,759.00
Round Hearts & Arrows Channel Set Cathedral Bridal Set Engagement Ring | Charles & Colvard
Charles & Colvard
$1,300.00
Quince Lab Grown Diamond Round Petite Classic Engagement Ring - Natural - Rings Size 5
Quince
$1,300.00
Quince Lab Grown Diamond Round Petite Classic Engagement Ring - Natural - Rings Size 5
Quince
$1,070.00
Lab Diamond Solitaire Necklace 14Kt Yellow Gold 1 1/2Ct Lluvia Round Lab Diamond Solitaire Necklace F-G Color, VS Diamond, IGI Certified | Women
Friendly Diamonds
Free shipping
50% off
$1,070.00
Lab Diamond Solitaire Necklace 14Kt Yellow Gold 1 1/2Ct Lluvia Round Lab Diamond Solitaire Necklace F-G Color, VS Diamond, IGI Certified | Women
Friendly Diamonds
$1,860.00
$3,720.00
Lab Diamond Eternity Ring 14Kt White Gold 4Ct Elysia Round Lab Diamond Eternity Ring F-G Color, VS Diamond, IGI Certified - Friendly Diamonds | Women
Friendly Diamonds
Free shipping
50% off
$1,860.00
$3,720.00
Lab Diamond Eternity Ring 14Kt White Gold 4Ct Elysia Round Lab Diamond Eternity Ring F-G Color, VS Diamond, IGI Certified - Friendly Diamonds | Women
Friendly Diamonds