World's second biggest diamond sells for $53M
709-carat rough diamond to bring peace dividend to Sierra Leone
170-Carat Pink Diamond May Be Largest of its Type Found in 300 Years
World's most expensive rough diamond acquired
Lucara Diamond mulls partnership to sell world's largest uncut stone
One of the world's largest cut diamonds goes up for auction
What 2017 Has in Store for the World's Largest Rough Diamond
World's largest uncut diamond fails to sell in London
Huge 1,109-carat diamond, as big as a tennis ball, fails to sell at auction
In pictures: World's largest rough diamond fails to sell at Sotheby's auction - Arabian Business
The Woman Shaking Up the Diamond Industry
Alrosa to Auction 'Extremely Rare' 242-Carat Rough Diamond
World's biggest uncut diamond sells for $53m