Natural No Heat Round Vivid Corn Flower Blue Sapphire Diamond Ring

Beautiful 6.47 carat Royal Blue Sapphire set in a triple shank halo diamond mounting. .93 carats of round brilliant cut diamonds set in 18k white gold...

6.01 carat oval cut certified Ceylon Vivid Blue Sapphire set in a custom made platinum ring with .85 carats of white side diamonds. Certified by Christian Dunaigre Lab of Switzerl...

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 magnificent 6.16 carat weight cornflower blue sapphire fashion ring is a breathtaking and bold choice for any occasion. The sapphire is a stunning shade of blue and boasts exceptional clarity and brilliance, weighing in at 6.16 carats. It is set in luxurious 14K white gold and is surrounded by a halo of 90 round diamonds...

This vibrant 3.10ct round cut natural "cornflower color" blue sapphire (GIA 2205722478 - Standard Heat Only) is accompanied with 0.58ct total weight pave-set natural round diamonds a...