The Christie’s Geneva Magnificent Jewels auction at the Four Seasons Hotel des Bergues achieved more than $75.8 million.

The top lot of the Sotheby’s auction was a 4.50-carat internally flawless oval mixed-cut fancy vivid blue diamond that ...

Geneva — A blue diamond weighing nearly 10 carats has sold at auction in Switzerland for 20.5 million Swiss francs ($25.6 ...

Watch auctions are divided into two categories: Patek Philippe and Rolex, which represent the bulk of the value; and everything else. Likewise, jewelry auctions fall into two camps: colored, large, or ...

Is the global turmoil driving sales of portable assets? Or is it just a love of rare jewels? By Jill Newman Alisa Moussaieff was in her London office on May 14, having lunch and bidding over the phone ...

The sparkling ‘Blue Mellon’ 9.51-carat diamond ring that just sold for millions at auction - For decades, the stone was a ...

Discovered in 1997 and purchased for $1.3 million by Ronald Winston for the House of Harry Winston, the Pumpkin Diamond measures 5.54 carats and is rated a Fancy Vivid Orange by the Gemological ...

The discovery comes as the jewelry trade promotes off-color diamonds—like brown and champagne—as stylish, affordable ...

Colored diamonds, which have natural pink, blue, yellow, and other brilliant hues, will continue to be closely sought-after by collectors and investors in 2019, according to Russian diamond group ...