Add Yahoo as a preferred source to see more of our stories on Google. Every single piece of the 2014 sale of her collections sold—and successfully—at Sotheby’s in what was called “the Super Bowl of ...

A diamond pendant necklace by the London jewelry house Moussaieff sold for HK$160 million at Christie’s in Hong Kong on Tuesday (US$20.5 million) in what amounted to a lackluster sale overall, further ...

The latest blue diamond to hit the auction block certainly lives up to its namesake. The 10.03-carat Mediterranean Blue gem will be the crown jewel at Sotheby’s High Jewelry Auction this May, on sale ...

An ultra-rare $25 million blue diamond will hit the auction block at Sotheby’s Geneva Jewelry sale on November 16. Leading the sale, the 8.01 carat rock, dubbed “The Sky Blue Diamond” was described by ...

Art collector Rachel Lambert "Bunny" Mellon's blue diamond pendant, known as the Mellon Blue, has sold for $27.7 million on Tuesday at Christie's Magnificent Jewels auction, held at the Four Seasons ...

GENEVA - A large blue diamond, one of the world's rarest, could fetch $35-55 million at auction next week, Sotheby's said on Wednesday, as an industry group reported strong prices for color diamonds ...

The 9.51-carat “Mellon Blue” diamond sold for $25.5 million at Christie’s Geneva Magnificent Jewels auction, held Tuesday at the Four Seasons Hotel des Bergues. The fancy vivid blue pear-shaped ...

Even during times of great economic uncertainty, there are still luxury items that buyers can’t resist. Take, for instance, a dazzling blue diamond that sold for a $15.9 million at auction this week.