The Botswana government signed a new diamond sales agreement crucial to its economy with the De Beers mining company on ...

A 2,492-carat diamond was unearthed at Botswana's famed Karowe mine this week by Canada's Lucara Diamond, one of the largest stones ever. Lucara Diamond, in a news release Wednesday, said the ...

At 2.33 carats, it ranks among the largest diamonds ever to have received the “Fancy red” color grade from the Gemological Institute of America (GIA). Researchers estimate that less than one ...

The largest diamond found in more than a century has been unearthed at a mine in Botswana, and the country's president showed off the fist-sized stone to the world at a viewing ceremony Thursday.

Cullinan diamond, a staggering 3,106 carat stone, is the biggest diamond in the world. It was found in South Africa in 1905 by Sir Thomas Cullinan. Koh-i-Noor, one of the most famous diamonds in ...

A diamond weighing 2,492 carats has been found at the Karowe mine in northeastern ... This "remarkable" find is "one of the largest rough diamonds ever unearthed," Lucara President William Lamb ...

The Lesedi La Rona diamond is the second-largest diamond discovered in over a century. But it failed to sparkle enough interest from bidders at a June 28 Sotheby’s auction in London. A ...

Unlike most diamonds formed deep within Earth, carbonados are found in alluvial ... but also the largest faceted diamond to ever appear on the auction market.” Black diamonds are thought ...

Named after the largest diamond ever found – the Cullinan diamond is the biggest gem-quality rough diamond ever found, weighing 3,106 carats (621.2 grams) – the British carmaker showed that ...

It was sold in Hong Kong for $71.2 million. Dubbed the ‘Spirit of the Rose’, the rare pink diamond is derived from the biggest raw stone ever found of that colour in Russia. Pink diamonds are ...