4.04 Carat Cushion Alexandrite and 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 is a cocktail ring that showcases a white gold, double prong set, 4.45 carat cushion cut purple spinel. The gem source is Sri Lanka; its transparency and luster are excellent. It has diamonds on the band and around the gemstone totaling 0.61 carats. Designed in brightly polished 14 K gold, this gorgeous 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 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 5.04carat. 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 92 mixed cut diamonds frame this center stone sapphire...

Simply Beautiful! Elegant and finely detailed Double Halo Platinum Ring. Centering a securely nestled Hand set, 1.54 Carat Cushion Alexandrite. Yellowish Green changing to Brownish Y...

GIA .65ct Alexandrite & Diamond Ring in White Gold Introducing this beautiful color-changing ring crafted in 14kt white gold. The ring features a .65ct natural alexandrite, certifie...