5 mai 2016
The largest rough diamond discovered in over a century to be sold at Sotheby's London in June
The “Lesedi la Rona”. At 1109-carats, the largest gem-quality rough diamond to be discovered in over a century and the largest rough diamond in existence today. Estimated in excess of $70 million. Credit: Donald Bowers/Getty Images for Sotheby's. LONDON...