5.04ct Green Sapphire and 2.13ctw Diamond Ring in 14K White Gold

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 unique halo cocktail ring features a oval cut green sapphire weighing 6.01carat. This green sapphire takes center stage in a 14k White Gold setting. Its gem source is Sri Lanka; its transparency and luster are excellent. A total of 58 mixed cut diamonds frame this center stone sapphire...

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 ...

3.40ct Green Sapphire with 0.84ct Total Weight of G/H Color VS Clarity Diamonds.

This exquisite ring features an impressive 11.18 carat natural oval cut green sapphire, complemented by 0.80 carats of sparkling round diamonds, all elegantly set in luxurious 18K wh...