Barron's

Fancy Vivid Blue Diamond Necklace Fetches $20.5 Million

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 ...
Forbes

The 10.3-Carat ‘Mediterranean Blue’ Diamond Fetches $21.5 Million

“The Mediterranean Blue,” a 10.3-carat fancy vivid blue diamond, sold for $21.5 million during Sotheby’s sale of high jewelry in Geneva on Tuesday. It was not only the top lot of the sale, but it was ...
Robb Report

This Rare Blue Diamond Is Expected to Fetch More Than $400,000 at Auction

It takes a very special diamond to outshine high jewelry by the likes of Cartier and Van Cleef & Arpels, but Christie’s may have found such a stone. The auction house’s Jewels Online: The London Edit ...
Hosted on MSN

Rare ‘Mellon Blue' Diamond Sells for $27.7 M. at Christie's

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 ...
The New York Times

The Okavango Blue Diamond, and a Lesson in Geology

Visitors to the American Museum of Natural History may be attracted by glitter, but scientists see more in the unusual stone. By David Belcher Few of the visitors who marvel at the Okavango Blue ...
Artnet

Ultra-Rare $25 Million ‘Sky Blue’ Diamond Hits Auction Block at Sotheby’s

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 ...