The Azure Blue was one of two exceptional blue diamonds that led Christie's auction. The second, a 5.04-carat fancy vivid blue diamond, fetched more than $8.1 million ...

Sotheby’s and Christie’s will auction a strong collection of rare and important gemstones in New York just in time for the holidays, with both featuring a blue diamond ring as the top lot. On Dec. 4, ...

“This is the most famous blue diamond that's coming up for sale for the first time ever in over 100 years.” :: The boron in this diamond gives it its blue color and also makes it electro-conductive ...

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 auction reflects the continued strength in fancy-colored diamonds and exceptional colored gemstones at the high end of ...

Blue diamonds are a geologist’s best friend. At least according to a new study published today in the journal Nature. Diamonds—one of the most sought after gemstones in the world—have started wars and ...

Blue diamonds shine with a particular allure within the cultural zeitgeist. From Titanic’s fictional “Heart of the Ocean” to the real-life, possibly cursed Hope Diamond, these hued gems have captured ...

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Add Yahoo as a preferred source to see more of our stories on Google. Christie’s has announced what is sure to be a blockbuster sale in the jewelry world: the sale of a 23.24-carat fancy Golconda blue ...

This 15.1-carat fancy vivid blue diamond will be auctioned at Sotheby's Hong Kong in April. Courtesy of Sotheby's A 15.1-carat fancy vivid blue diamond is projected to be auctioned for a whopping $48 ...