World's fifth largest diamond discovered in Lesotho
A 910-carat diamond thought to be the fifth largest in the world has been discovered in the African nation of Lesotho, UK-based mining company Gem Diamonds said on Monday. Describing the stone as one of "exceptional quality", the company said it was found at the Letseng mine. The diamond is estimated to be worth $40 million (over â¹254 crore).