5.13 Carat Cushion Green Sapphire and Diamond Ring in 18K 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 is a 8.24 carat emerald cut, grass-green emerald. Sparkling round brilliant cut diamonds double-frame this center gem, creating a cluster halo totaling .25 carats. A slim, diamond split-shank band adds comfort and style to this extravagant 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 ...

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...

A beautiful classic setting that is sure to be a great addition to your accessory collection! This stunner has a Cushion Cut Green Tourmaline that weighs 2.40 Carats. Adjacent to t...

This ring is designed by Nazarelle and made in 14 karat white gold and and features a 2.51ct cushion cut green sapphire, prong set. It also ...

This exquisite ring features a 17.96-carat cushion-cut green tsavorite garnet, elegantly framed by a halo of 0.76 carats of sparkling white diamonds. The design is further enhanced b...

This exquisite 2.10ct green sapphire solitaire ring is the perfect choice for the engagement occasion. Crafted from 18ct white gold, this ring is a stunning piece of fine jewellery t...