Shop Costco Diamond Sale

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$5,633.00
$6,259.00
Angara 3.02 CTW Lab-Grown Princess-Cut Diamond Solitaire Engagement Ring With Diamond Accents In 18K White Gold
Angara.com
10% off
$5,633.00
$6,259.00
Angara 3.02 CTW Lab-Grown Princess-Cut Diamond Solitaire Engagement Ring With Diamond Accents In 18K White Gold
Angara.com
$9,989.00
$11,099.00
Angara 5.0 CTW Lab-Grown Princess-Cut Diamond Reverse Tapered Shank Solitaire Engagement Ring In 14K White Gold
Angara.com
10% off
$9,989.00
$11,099.00
Angara 5.0 CTW Lab-Grown Princess-Cut Diamond Reverse Tapered Shank Solitaire Engagement Ring In 14K White Gold
Angara.com
$6,195.78
Houston Diamond District LAB GROWN Diamond Contemporary Channel Set Princess And Pave Round Cut Radiant Cut Diamond Engagement Ring (E-F Color VS1-VS2
Amazon.com
Free shipping
$6,195.78
Houston Diamond District LAB GROWN Diamond Contemporary Channel Set Princess And Pave Round Cut Radiant Cut Diamond Engagement Ring (E-F Color VS1-VS2
Amazon.com
$179.99
Personalized Simulated Diamond Bridal Ring Set With Engagement Ring And Engraved Wedding Band By The Bradford Exchange
Bradford Exchange
$179.99
Personalized Simulated Diamond Bridal Ring Set With Engagement Ring And Engraved Wedding Band By The Bradford Exchange
Bradford Exchange
$3,700.00
Luxe Canopy Diamond Engagement Ring With A Marquise Cut Lab Diamond - 14K Rose Gold
Brilliant Earth
$3,700.00
Luxe Canopy Diamond Engagement Ring With A Marquise Cut Lab Diamond - 14K Rose Gold
Brilliant Earth
$3,050.00
Adorned Amelie Diamond Engagement Ring With A Radiant Cut Lab Diamond - Platinum
Brilliant Earth
$3,050.00
Adorned Amelie Diamond Engagement Ring With A Radiant Cut Lab Diamond - Platinum
Brilliant Earth
$5,730.00
18K Yellow Gold Joy Diamond Ring (1/3 Ct. Tw.) With Bliss Diamond Ring (1/5 Ct. Tw.)
Brilliant Earth
$5,730.00
18K Yellow Gold Joy Diamond Ring (1/3 Ct. Tw.) With Bliss Diamond Ring (1/5 Ct. Tw.)
Brilliant Earth
$779.50
1 To 6 Carat 14K White Gold Classic LAB GROWN Diamond Huggie Hoop Earrings For Women Ultra Premium Collection (D-E Color, VS1-VS2 Clarity)
Amazon.com
Free shipping
$779.50
1 To 6 Carat 14K White Gold Classic LAB GROWN Diamond Huggie Hoop Earrings For Women Ultra Premium Collection (D-E Color, VS1-VS2 Clarity)
Amazon.com
$1,943.00
$2,159.00
Angara 1.61 CTW Lab-Grown Three Stone Emerald And Diamond Knife-Edge Shank Engagement Ring In 14K Rose Gold
Angara.com
10% off
$1,943.00
$2,159.00
Angara 1.61 CTW Lab-Grown Three Stone Emerald And Diamond Knife-Edge Shank Engagement Ring In 14K Rose Gold
Angara.com
$199.99
Embrace The Love Personalized Blue And White Diamond Ring By The Bradford Exchange
Bradford Exchange
$199.99
Embrace The Love Personalized Blue And White Diamond Ring By The Bradford Exchange
Bradford Exchange
$5,800.00
$7,250.00
1 Carat Old European Cut Diamond Solitaire Engagement Ring 1.03Ct H/I1 GIA Eragem Estate, Antique & Vintage Jewelry
EraGem
20% off
$5,800.00
$7,250.00
1 Carat Old European Cut Diamond Solitaire Engagement Ring 1.03Ct H/I1 GIA Eragem Estate, Antique & Vintage Jewelry
EraGem
$785.00
$885.00
Adriana Radiant Solitaire Engagement Ring - 14K Yellow Gold
Loose Grown Diamonds
11% off
$785.00
$885.00
Adriana Radiant Solitaire Engagement Ring - 14K Yellow Gold
Loose Grown Diamonds
$311.00
Moissanite Round Brilliant Four-Prong Basket Single Stud | Charles & Colvard
Charles & Colvard
$311.00
Moissanite Round Brilliant Four-Prong Basket Single Stud | Charles & Colvard
Charles & Colvard
$1,130.00
$1,230.00
Charles Radiant Hidden Halo Engagement Ring - 14K White Gold
Loose Grown Diamonds
$1,130.00
$1,230.00
Charles Radiant Hidden Halo Engagement Ring - 14K White Gold
Loose Grown Diamonds
$11,995.00
2.20Ct Diamond Paved Wedding Ring In Gold - Rockford Collection Natural / 14K Yellow & White Gold
Rockford Collection
$11,995.00
2.20Ct Diamond Paved Wedding Ring In Gold - Rockford Collection Natural / 14K Yellow & White Gold
Rockford Collection
$2,677.42
0.75 Carat (Ctw) 14K White Gold Round & Princess Cut Diamond 3 Stone Ladies Engagement Bridal 3/4 CT
delupe.com
Free shipping
$2,677.42
0.75 Carat (Ctw) 14K White Gold Round & Princess Cut Diamond 3 Stone Ladies Engagement Bridal 3/4 CT
delupe.com
$179.99
Engagement Ring: Love's Perfection Personalized Diamonesk Engagement Ring By The Bradford Exchange
Bradford Exchange
$179.99
Engagement Ring: Love's Perfection Personalized Diamonesk Engagement Ring By The Bradford Exchange
Bradford Exchange
$4,599.00
Marquise Cut Lab Grown Diamond Art Deco Engagement Ring Sets 2Pcs, 14K White Gold / Lab Grown Diamond
Felicegals
$4,599.00
Marquise Cut Lab Grown Diamond Art Deco Engagement Ring Sets 2Pcs, 14K White Gold / Lab Grown Diamond
Felicegals
$3,665.05
Classic Prong Illusion Set Diamond Tennis Bracelet
Anjolee
$3,665.05
Classic Prong Illusion Set Diamond Tennis Bracelet
Anjolee
$519.14
$648.93
Must Have Diamond Hoop Earrings
Anjolee
20% off
$519.14
$648.93
Must Have Diamond Hoop Earrings
Anjolee
$4,440.00
$5,550.00
3 Carat G/VS1 Lab Grown Diamond In 1960S Buttercup Mounting 18K White Gold Eragem Lab Grown Diamond Rings
EraGem
20% off
$4,440.00
$5,550.00
3 Carat G/VS1 Lab Grown Diamond In 1960S Buttercup Mounting 18K White Gold Eragem Lab Grown Diamond Rings
EraGem
$2,280.00
$2,850.00
1.84Ct E/VS1 Lab Grown Diamond In 1940S Diamond Mounting 14K White Gold Eragem Lab Grown Diamond Rings
EraGem
20% off
$2,280.00
$2,850.00
1.84Ct E/VS1 Lab Grown Diamond In 1940S Diamond Mounting 14K White Gold Eragem Lab Grown Diamond Rings
EraGem
$20,500.00
Antique 1920S Old European Diamond Engagment Ring
Pampillonia.com
$20,500.00
Antique 1920S Old European Diamond Engagment Ring
Pampillonia.com
$150.00
$600.00
Diamond Multi-Row Ring (1/2 Ct. T.W.) In Sterling Silver Or 14K Gold Over Sterling Silver - Sterling Silver
Macy's
Free shipping
75% off
$150.00
$600.00
Diamond Multi-Row Ring (1/2 Ct. T.W.) In Sterling Silver Or 14K Gold Over Sterling Silver - Sterling Silver
Macy's
$645.00
$977.27
""Whisper Of Forever" 2Ct Princess Cut Side Stone Engagement Ring"
She Said Yes
33% off
$645.00
$977.27
""Whisper Of Forever" 2Ct Princess Cut Side Stone Engagement Ring"
She Said Yes
$5,081.53
$5,646.15
Diamond Tennis Necklace Strand Necklace In
Anjolee
10% off
$5,081.53
$5,646.15
Diamond Tennis Necklace Strand Necklace In
Anjolee
$2,317.70
$3,311.00
Round Hearts & Arrows Channel Set Cathedral Bridal Set Engagement Ring | Charles & Colvard
Charles & Colvard
30% off
$2,317.70
$3,311.00
Round Hearts & Arrows Channel Set Cathedral Bridal Set Engagement Ring | Charles & Colvard
Charles & Colvard
$1,400.00
Lab Grown Diamond Five Stone Band
Quince
Free shipping
$1,400.00
Lab Grown Diamond Five Stone Band
Quince
$350.00
$1,000.00
Diamond Station Bracelet In Sterling Silver (3/8 Ct. T.W.) - Sterling Silver
Macy's
Free shipping
65% off
$350.00
$1,000.00
Diamond Station Bracelet In Sterling Silver (3/8 Ct. T.W.) - Sterling Silver
Macy's
$1,959.00
Pear Lab Grown Diamond Cluster Classic Engagement Ring, 14K Rose Gold / Lab Grown Diamond(DE/VS)(In The Top Two Best Colors)
Felicegals
$1,959.00
Pear Lab Grown Diamond Cluster Classic Engagement Ring, 14K Rose Gold / Lab Grown Diamond(DE/VS)(In The Top Two Best Colors)
Felicegals
$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
$2,159.70
$8,400.90
Effy Blue Diamond (5/8 Ct. T.W.) & White Diamond (1/3 Ct. T.W.) Huggie Hoop Earrings In 14K White Gold - White Gold
Macy's
Free shipping
74% off
$2,159.70
$8,400.90
Effy Blue Diamond (5/8 Ct. T.W.) & White Diamond (1/3 Ct. T.W.) Huggie Hoop Earrings In 14K White Gold - White Gold
Macy's
$469.00
$499.00
5 Prong Diamond Stud Earrings - 0.33 Ct. Tw.
Jewlr US
$469.00
$499.00
5 Prong Diamond Stud Earrings - 0.33 Ct. Tw.
Jewlr US
$900.00
Lab Grown Diamond Oval Petite Classic Engagement Ring
Quince
Free shipping
$900.00
Lab Grown Diamond Oval Petite Classic Engagement Ring
Quince
$1,800.00
Lab Grown Diamond Oval Petite Hidden Halo Engagement Ring
Quince
Free shipping
$1,800.00
Lab Grown Diamond Oval Petite Hidden Halo Engagement Ring
Quince
$931.00
$1,410.61
""The Forever Moment" Oval Cut Halo Engagement Ring"
She Said Yes
34% off
$931.00
$1,410.61
""The Forever Moment" Oval Cut Halo Engagement Ring"
She Said Yes
Costco Diamond Jewelry Haul | Engagement Ring, Earrings
4:18
Costco Diamond Jewelry Haul | Engagement Ring, Earrings
45.9K viewsMay 25, 2018
YouTubeChristina Marie
Costco shopper's $400G diamond ring purchase gave chain 'significant' sales boost
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May 31, 2019
Fox BusinessJennifer Earl
50% Off Diamonds at Costco: Black Friday 2024 Deals
50% Off Diamonds at Costco: Black Friday 2024 Deals
215.8K viewsNov 27, 2024
TikTokbridesof2025
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Diamond Earrings Unboxing from Costco! #jewelry #costco #diamond #hoops
5:23
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7.3K viewsDec 18, 2023
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💍 COSTCO NEW JEWELRY 💖 JULY 2025 DEALS 🌟 14K GOLD, DIAMONDS | GIFT IDEAS
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11K viewsFeb 25, 2023
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913 views2 months ago
YouTubeDaily Deals
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997 viewsFeb 27, 2024
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Shop Costco Diamond Sale

Sponsored
About our ads
$5,633.00
$6,259.00
Angara 3.02 CTW Lab-Grown Princess-Cut Diamond Solitaire Engagement Ring With Diamond Accents In 18K White Gold
Angara.com
10% off
$5,633.00
$6,259.00
Angara 3.02 CTW Lab-Grown Princess-Cut Diamond Solitaire Engagement Ring With Diamond Accents In 18K White Gold
Angara.com
$9,989.00
$11,099.00
Angara 5.0 CTW Lab-Grown Princess-Cut Diamond Reverse Tapered Shank Solitaire Engagement Ring In 14K White Gold
Angara.com
10% off
$9,989.00
$11,099.00
Angara 5.0 CTW Lab-Grown Princess-Cut Diamond Reverse Tapered Shank Solitaire Engagement Ring In 14K White Gold
Angara.com
$6,195.78
Houston Diamond District LAB GROWN Diamond Contemporary Channel Set Princess And Pave Round Cut Radiant Cut Diamond Engagement Ring (E-F Color VS1-VS2
Amazon.com
Free shipping
$6,195.78
Houston Diamond District LAB GROWN Diamond Contemporary Channel Set Princess And Pave Round Cut Radiant Cut Diamond Engagement Ring (E-F Color VS1-VS2
Amazon.com
$179.99
Personalized Simulated Diamond Bridal Ring Set With Engagement Ring And Engraved Wedding Band By The Bradford Exchange
Bradford Exchange
$179.99
Personalized Simulated Diamond Bridal Ring Set With Engagement Ring And Engraved Wedding Band By The Bradford Exchange
Bradford Exchange
$3,700.00
Luxe Canopy Diamond Engagement Ring With A Marquise Cut Lab Diamond - 14K Rose Gold
Brilliant Earth
$3,700.00
Luxe Canopy Diamond Engagement Ring With A Marquise Cut Lab Diamond - 14K Rose Gold
Brilliant Earth
$3,050.00
Adorned Amelie Diamond Engagement Ring With A Radiant Cut Lab Diamond - Platinum
Brilliant Earth
$3,050.00
Adorned Amelie Diamond Engagement Ring With A Radiant Cut Lab Diamond - Platinum
Brilliant Earth
$5,730.00
18K Yellow Gold Joy Diamond Ring (1/3 Ct. Tw.) With Bliss Diamond Ring (1/5 Ct. Tw.)
Brilliant Earth
$5,730.00
18K Yellow Gold Joy Diamond Ring (1/3 Ct. Tw.) With Bliss Diamond Ring (1/5 Ct. Tw.)
Brilliant Earth
$779.50
1 To 6 Carat 14K White Gold Classic LAB GROWN Diamond Huggie Hoop Earrings For Women Ultra Premium Collection (D-E Color, VS1-VS2 Clarity)
Amazon.com
Free shipping
$779.50
1 To 6 Carat 14K White Gold Classic LAB GROWN Diamond Huggie Hoop Earrings For Women Ultra Premium Collection (D-E Color, VS1-VS2 Clarity)
Amazon.com
$1,943.00
$2,159.00
Angara 1.61 CTW Lab-Grown Three Stone Emerald And Diamond Knife-Edge Shank Engagement Ring In 14K Rose Gold
Angara.com
10% off
$1,943.00
$2,159.00
Angara 1.61 CTW Lab-Grown Three Stone Emerald And Diamond Knife-Edge Shank Engagement Ring In 14K Rose Gold
Angara.com
$199.99
Embrace The Love Personalized Blue And White Diamond Ring By The Bradford Exchange
Bradford Exchange
$199.99
Embrace The Love Personalized Blue And White Diamond Ring By The Bradford Exchange
Bradford Exchange
$5,800.00
$7,250.00
1 Carat Old European Cut Diamond Solitaire Engagement Ring 1.03Ct H/I1 GIA Eragem Estate, Antique & Vintage Jewelry
EraGem
20% off
$5,800.00
$7,250.00
1 Carat Old European Cut Diamond Solitaire Engagement Ring 1.03Ct H/I1 GIA Eragem Estate, Antique & Vintage Jewelry
EraGem
$785.00
$885.00
Adriana Radiant Solitaire Engagement Ring - 14K Yellow Gold
Loose Grown Diamonds
11% off
$785.00
$885.00
Adriana Radiant Solitaire Engagement Ring - 14K Yellow Gold
Loose Grown Diamonds
$311.00
Moissanite Round Brilliant Four-Prong Basket Single Stud | Charles & Colvard
Charles & Colvard
$311.00
Moissanite Round Brilliant Four-Prong Basket Single Stud | Charles & Colvard
Charles & Colvard
$1,130.00
Charles Radiant Hidden Halo Engagement Ring - 14K White Gold
Loose Grown Diamonds
$1,130.00
Charles Radiant Hidden Halo Engagement Ring - 14K White Gold
Loose Grown Diamonds
$11,995.00
2.20Ct Diamond Paved Wedding Ring In Gold - Rockford Collection Natural / 14K Yellow & White Gold
Rockford Collection
$11,995.00
2.20Ct Diamond Paved Wedding Ring In Gold - Rockford Collection Natural / 14K Yellow & White Gold
Rockford Collection
$2,677.42
0.75 Carat (Ctw) 14K White Gold Round & Princess Cut Diamond 3 Stone Ladies Engagement Bridal 3/4 CT
delupe.com
Free shipping
$2,677.42
0.75 Carat (Ctw) 14K White Gold Round & Princess Cut Diamond 3 Stone Ladies Engagement Bridal 3/4 CT
delupe.com
$179.99
Engagement Ring: Love's Perfection Personalized Diamonesk Engagement Ring By The Bradford Exchange
Bradford Exchange
$179.99
Engagement Ring: Love's Perfection Personalized Diamonesk Engagement Ring By The Bradford Exchange
Bradford Exchange
$4,599.00
Marquise Cut Lab Grown Diamond Art Deco Engagement Ring Sets 2Pcs, 14K White Gold / Lab Grown Diamond
Felicegals
$4,599.00
Marquise Cut Lab Grown Diamond Art Deco Engagement Ring Sets 2Pcs, 14K White Gold / Lab Grown Diamond
Felicegals