The Smithsonian’s National Museum of Natural History has acquired the 2.33-carat "Winston Red Diamond," as part of the “Winston Fancy Color Diamond Collection.” ...

The largest diamond unearthed was the Cullinan Diamond discovered in South Africa in 1905. The Cullinan was 3,106 carats and was cut into gems, the two largest, the Great Star of Africa and the ...

A member of Qatar’s ruling family has failed in his attempt to force a rival royal faction to sell him the world’s largest ...

A natural faceted black diamond of this size is an "extremely rare occurrence," Sotheby's said, and the interstellar phenomenon was listed as the largest cut diamond in the world in the 2006 ...

The world’s largest cut diamond went under hammer at the UK’s famous auction house Sotheby’s on Thursday. The extremely rare diamond, named “The Enigma”, was exhibited to the public in ...

Sotheby's said it is the largest faceted Fancy Black Diamond known to ever appear at auction and was listed as the largest cut diamond in the world in the 2006 Guinness Book of World Records.

MOSCOW, February 2. /TASS/. Russia’s largest cut diamonds producer Kristall was included into the 2017-2019 privatization plan, a source familiar with privatization plans told TASS on Thursday.

De Beers, worn by the likes of actress Lily James (pictured), would more likely be sold than listed, said Anglo American ...

The Smithsonian’s National Museum of Natural History will unveil the Winston Red Diamond and Winston Fancy Color Diamond Collection Tuesday, April 1—an extraordinary showcase of some of the world’s ...