Shop our collection of diamonds (and diamond engagement rings) that have a GIA certification attached to them.

Showing 1–36 of 424 results

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Vintage VCA Diamond Emerald Cut Ring EURA206-TV
Van Cleef & Arpels ring centering a GIA 2.46ct Emerald Cut Diamond Ring EURA206
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Van Cleef & Arpels GIA 2.46ct Emerald Cut Diamond Ring

$50,000
3.80 carat GIA-Certified Center round diamond with diamonds on shoulder Camdenton Ring SB6123
Antique Gia diamond Ring 3.80 carats with diamonds shoulders SB6123
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Antique GIA 3.80ct Old European Cut Diamond Camdenton Ring, Circa 1920

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Antique GIA-Certified 1.01ct Aldoma Ring, Circa 1925 15543
Top Side View Diamond on Platinum Engagement Ring 15543
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Antique GIA-Certified 1.01ct Aldoma Ring, Circa 1925

$10,500
2.01 gia certified old european cut diamond with diamond and sapphire details Glade Ring 15692
Art Deco 2.01ct GIA Diamond and Sapphire Glade Ring, Circa 1925 15692
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Art Deco 2.01ct GIA Diamond and Sapphire Glade Ring, Circa 1925

$22,500
Vintage Asscher Cut Diamond Engagement Ring 14919-TV
Platinum Asscher cut diamond ring New York Ring 14919 TSV 1000P
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GIA 1.01ct Asscher Cut Diamond Engagement Ring. New York Ring

$9,000
0.90 carat Top View GIA-Certified Diamond with Halo Foundry Ring 15544
Top Side View Diamond Set in Square Bezel with Diamond Halo Ring 15544
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Vintage 0.90ct Foundry Art Deco Ring. Circa 1930

$5,600
0.54ct Diamond Emerald-Cut Engagement Eastgate Ring 13738
0.54 carat Diamond Emerald-Cut Engagement Eastgate Ring 13738
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0.54ct Diamond Emerald-Cut Engagement Eastgate Ring

$4,800
Estate Emerald Cut Diamond Halo Engagement Ring 14831-TV
0.80 carat Emerald Cut Diamond with Halo Midhust Ring 14831
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0.80ct Emerald Cut Diamond with Halo Midhust Ring

$7,200
Platinum and Diamond Handcrafted Engagement Ring - Groton Ring
Handcrafted Platinum and Diamond Engagement Ring - Groton Ring
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0.86ct Old European Cut Diamond Groton Engagement Ring

$4,500
French Diamond and Diamond Halo Ring Mentz Ring Top View
White Gold and Diamond Engagement Ring - Metz Ring
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1.42ct Diamond Vintage Engagement Ring. Metz Ring, Circa 1940

$14,000
2.29ct Octagon Halo Old Euro Engagement Ring 14399
2.29 carat Octagon Halo Old Euro Engagement Ring 14399
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2.29ct Octagon Halo Old Euro Engagement Ring

$32,000
GIA-Certified Asscher-Cut Diamond Surrounded by French-Cut Sapphires Lisbon Ring 13025
4.09 Carat Asscher-cut Diamond and Sapphire Halo Ring Haddon Ring
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4.09ct Asscher Cut Diamond Engagement Ring. Haddon Ring

$140,000
5.05 Carat Emerald Cut Diamond Ring Sanremo Ring Top View
Emerald Cut Diamond Platinum Engagement Ring - Sanremo Ring
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5.05ct GIA Certified Emerald Cut Diamond Platinum Ring. Sanremo Ring

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Antique GIA 1.06ct Diamond Southwell Ring. Art Deco Era, Circa 1935 13782
Antique GIA-Certified 1.06 carat Diamond Engagement Ring Southwell Ring 13782
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Antique GIA 1.06ct Diamond Southwell Ring. Art Deco Era, Circa 1935

$13,000
2.16ct GIA-Certified old european cut diamond with sapphire details Chrysler Ring 15836
antique Art Deco GIA 2.16ct Diamond and Sapphire Chrysler Ring, Circa 1925 15836
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Art Deco GIA 2.16ct Diamond and Sapphire Chrysler Ring, Circa 1925

$25,000
1.31ct Old European Cut Diamond Seville Ring Top View 16263
1.31ct Old European Cut Diamond Platinum diamond filigree Seville Ring 16263 TSV
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GIA 1.31ct Old European Cut Diamond Platinum Seville Ring

$11,000
Vintage Old European GIA cut Diamond Ring 14240-TV
Platinum and Diamond Vintage Ring Riverview Ring Side View 14240
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Vintage 1.19ct GIA Certified Old European Cut Diamond Riverview Ring

$9,000
Asscher Cut Diamond Double Halo Ring Mississippi Ring Top View 15379
Platinum Double Halo Ring Mississippi Ring 15379 Top View
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0.50ct Asscher-cut Diamond Double Halo Mississippi Ring

$5,500
0.50 carat emerald cut diamond with diamond and emerald double halo Newbury Ring 14176
Platinum and Double Halo Ring Newbury Ring Top Side View
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0.50ct GIA Emerald Cut Diamond and Emerald Halo Newbury Ring

$5,800
Double Halo Asscher Cut Ring Walton Ring Top View 14126
GIA-Certified Asscher-Cut Diamond Walton Ring Top Side View 14126 TSV
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0.51ct Asscher-Cut Diamond Double Halo Platinum Walton Ring

$5,200
Emerald Cut Diamond Engagement Tivoli Ring Top View 13524
Geometric Diamond Halo Engagement Ring - Tivoli Ring 13524 TSV
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0.71ct GIA Certified Emerald Cut Diamond Platinum Tivoli Ring

$6,000
Asscher Cut Diamond and Baguette Halo Ring Henlow Ring 13845 Top View
Baguette Halo Diamond Ring Henlow Ring 13845 Top Side View
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0.80ct Asscher Cut Diamond, Baguette Halo Ring. Henlow Ring

$6,750
0.80 carat center emerald cut diamond with diamond baguette halo Tillson Ring 15955
0.80ct center Emerald Cut Diamond Halo Tillson Ring 15955
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0.80ct Emerald Cut Diamond Halo Tillson Ring

$5,900
1 carat Diamond on Platinum Huntington Ring Top View 12199
1ct platinum diamond engagement ring
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1.00ct, D Color GIA Certified Platinum Diamond Ring. Huntington Ring

$11,000
Asscher-Cut Diamond Ring Gracefield Ring Top View
asscher cut diamond platinum ring
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1.01ct GIA Certified Asscher Cut Diamond Ring in Platinum. Baysville Ring

$9,800
1.80 Carat Emerald Cut Diamond Ring Cremona Ring Top View 15155
GIA Certified Emerald Cut Diamond Ring Cremona Ring Top Side View
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1.80ct Emerald Cut Diamond and Baguette Halo Platinum Ring. Cremona Ring

$25,000
Top View Diamond Center with Emerald Halo Ring 14827
Top Side View Diamond and Emerald Halo on Platinum 14827
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2.00ct Diamond and Emerald Halo Woodmere Ring

$26,000
Top View Diamond and Platinum Engagement Ring Radom Ring 14753
Top Side View Diamond on Platinum Engagement Ring 14753
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2.01ct Old European Cut Diamond Radom Antique Ring, Circa 1930

$23,000
D color old European cut Diamond Ring Aveyron Ring 10660
Art Deco Platinum and Diamond Ring Aveyron Ring 10660
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2.05ct Old European Cut Diamond, D color, GIA Certified Aveyron Ring

$52,000
3.01 Carat Radiant cut diamond Ellerbe Ring Top View
GIA 3.01 Carat Diamond Ring Ellerbe Ring Top Side View
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3.01ct, F color Radiant Cut Diamond Ellerbe Ring

$68,000
Oval Rose Cut Diamond Micropave Engagement Ring - Bel Air Ring 13870 TV
Rose Cut Diamond Pave Set Shank Engagement Ring 13870-TSV-1000PX
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3.02ct Oval Rose Cut Diamond Bel Air Ring

$54,000
3.14ct GIA Certified Emerald Cut Diamond with diamond accents Deansgate Ring 13601
Platinum Three Stone 3.14ct Emerald Cut Engagement Ring 13601-TSV-1000PX
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3.14ct GIA Certified Emerald Cut Diamond Deansgate Ring

$60,000
5.31 Carat Emerald Cut Handcrafted Platinum Engagement Ring Baguette Diamond - Madrid Ring SB2503 TV
Handcrafted 5.31 Carat Platinum Engagement Ring Emerald Cut Baguette Diamond - Madrid Ring
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5.31ct Emerald-Cut Diamond Engagement Sea Cliff Ring

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7.55ct Old European Cut Diamond GIA Rockford Ring D5163
Prong Set Old European Cut Diamond Ring - Rockford Ring
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7.55ct OEC Diamond GIA Rockford Ring – Circa 1920

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antique cushion-cut diamond with baguette and round diamond platinum Milo ring 15247
center Antique Cushion Cut 1.66ct diamond GIA Certified Milo Ring 15247
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Antique Cushion Cut 1.66ct GIA Certified Milo Ring

$14,000
Antique Edwardian 0.90 carat center diamond Swirl Ravenna Ring, Circa 1910 15136
Antique Edwardian 0.90ct Swirl Ravenna Ring, Circa 1910 15136
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Antique Edwardian 0.90ct Swirl Ravenna Ring, Circa 1910

$6,800