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, ...

Blue Diamond Growers, the world's leading almond marketer and processor, today announced a partnership between the newly launched Blue Diamond Almondmilk and world-renowned dancer, actress and host ...

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 ...

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 ...

A 15.1-carat fancy vivid blue diamond is projected to be auctioned for a whopping $48 million — the highest estimate ever for a blue diamond. The gemstone — known as the De Beers Cullinan Blue — will ...

Sotheby’s said Thursday it will offer a group of eight Fancy blue diamonds that will be sold across its Magnificent Jewels auctions in New York, Geneva and Hong Kong beginning in November through the ...

On Oct. 1, a Scottish collector's 8.03 ct. natural fancy light blue pear-shape diamond will become only the third blue ...

‘Once in a lifetime’ blue diamond ring expected to fetch up to £2 million at auction - The pear-shaped diamond ring is being sold by a collector ...

Blue Nile jewelry with Royal Asscher diamonds. "At Signet, we are activating our Grow Brand Love strategy to create deeper emotional connections with customers through unique products, compelling ...