The largest diamond unearthed was the Cullinan Diamond discovered in South Africa in 1905. The Cullinan was 3,106 carats and ...

A billion-year-old black diamond, believed to be the world's largest cut diamond, has sold for £3.16m ($4.3m). Black diamonds are usually around 2.6 to 3.2 billion years old – a time before ...

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 ...

It was also listed as the largest cut diamond of any kind in the world in the 2006 Guinness Book of World Records. The design of the stone is inspired by the Middle Eastern palm-shaped symbol ...

Although the “Rose of Lulo” will still need to be cut and polished to achieve ... as well as Angola. The largest known pink diamond is the Daria-i-Noor (Sea of Light) diamond, which was ...

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.

De Beers said there were signs of a pick up in US diamond demand before Christmas, while India has overtaken China to become ...

The second-largest diamond ever found - a rough 2,492-carat stone - has been unearthed in Botswana at a mine run by Canada firm Lucara Diamond. It is the biggest find since the 3,106-carat ...