Wondering how the color of your diamond might affect its value? Read our guide and learn everything you should know about diamond colors and value. The color of diamonds has a huge impact on their ...

The De Beers Blue, a 15.10-carat internally flawless step-cut Fancy Vivid Blue diamond fetched $15.4 million at auction. The De Beers Blue, the largest vivid blue diamond ever to appear at auction, ...

Blue diamonds are considered the rarest and most desired on the market. A particularly big one sold for millions at Sotheby’s on Thursday, scraping just beneath the surface of its $26 million ...

A 3.13-carat fancy vivid blue diamond will lead Bonhams New York Jewels auction on December 8. The gem, mounted on a ring, boasts VVS1 clarity with the potential to be internally flawless. Its ...

Would you pay a fortune for a single stone? On May 13, 2025, a 10.03-carat blue diamond called The Mediterranean Blue sold in Geneva for $21.5 million, offering a sharp read on how much collectors ...

These tinted diamonds make up just 0.01 percent of all natural diamonds mined, appearing in shades of pink, blue, yellow, green, and even red. Since 2005, pink diamonds have increased in value by ...

The world's largest blue diamond now has a price tag to match its rarity. The 15.10-carat diamond, called "The De Beers Cullinan Blue," sold for $57.5 million Wednesday in an auction at Sotheby's in ...

GENEVA (AP) — A blue diamond weighing nearly 10 carats has sold at auction in Switzerland for 20.5 million Swiss francs ($25.6 million) including fees. The pear-shaped 9.51-carat “Mellon Blue” — named ...