GIA Certified 1.2 Carat G SI1 Natural Diamond Solitaire Engagement Ring

This piece comes directly from the vault of Atlantic Diamond Company—a family-run fine jewelry house with nearly 50 years of history serving elite collectors, retailers, and dealers ...

This piece comes directly from the vault of Atlantic Diamond Company—a family-run fine jewelry house with nearly 50 years of history serving elite collectors, retailers, and dealers across the country. As the founder shifts focus to new ventures, he’s releasing a final selection of investment-grade gemstone and diamond pieces—offered exclusively to 1stDibs buyers at exceptional, below-market prices. This is not a liquidation or sale—it’s a one-time opportunity to acquire legacy-level jewelry at true insider value. Each piece is final; once sold, it will not be restocked. This is a platinum, custom-made, champagne diamond anniversary necklace...

This piece comes directly from the vault of Atlantic Diamond Company—a family-run fine jewelry house with nearly 50 years of history serving elite collectors, retailers, and dealers ...

This piece comes directly from the vault of Atlantic Diamond Company—a family-run fine jewelry house with nearly 50 years of history serving elite collectors, retailers, and dealers ...

GIA certified .58 carat solitaire diamond ring. Report number 6223327871 Stating the G Color Vs1 clarity No fluorescence. 14kt gold 2.4gms Size 4 and we may resize. Depth of ri...

This glamorous platinum ring by J. Birnbach showcases a breathtaking 3.81 carat oval brilliant diamond, GIA certified as D color and SI1 clarity. The center diamond’s exceptional col...

This exquisite platinum solitaire ring is a masterful display of craftsmanship, blending timeless elegance with refined design. The centerpiece is a stunning 4.58 carat Old Mine Cut ...

This diamond ring is offered by Shreve, Crump & Low. This 3.05 carat GIA Certified D SI1 cushion cut diamond measuring 10.07 x 7.92 x 5.20 mm is custom set in a handcrafted platinum ...