1.71CTW Certified Blue Sapphire Diamond Ring in 18K White Gold

This is a 2.07 carats royal blue sapphire that is surrounded by a stunning halo of round brilliant diamonds. The sapphire is from Sri Lanka. The color is royal blue; its luster, clar...

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 3.48 carats vibrant royal blue sapphire takes center stage on this luxurious setting. Its gem origin is Sri Lanka. It is polished and faceted to a cushion cut. Its color, transparency, and luster are excellent. A total of 34 round brilliant cut diamonds adorn this stunning 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 ...

Round Sapphire and diamond engagement ring. AGL certified center sapphire in a 14k white gold three-stone setting with two round accent diamonds. 1 Top gem bright blue Sapphire, ap...

Dive into this 5.07 carat pool of brilliant blue sapphire! The 5 carat gem sapphire has a rich pure blue color that shines brightly in the light. It is complemented by 1.05 carats of...

1.10ct Blue Sapphire & Diamond Ring In White Gold Introducing a stunning Gemstone Fashion Ring for women, exquisitely crafted in 14kt White Gold. This elegant piece features a beaut...

A superb gem blue sapphire of extra fine quality takes center stage of this platinum made ring. The sapphire weighs 2.00 carats and has the perfect blue color...