Julianne Hough is bringing her signature energy to a playful new collaboration inspired by her active lifestyle.

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 ...

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 ...

WASHINGTON (AP) — Blue diamonds — like the Smithsonian's famous Hope diamond — are the rarest of all and how they formed more than a billion years ago is a bit of a mystery. Now scientists think they ...

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 ...

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