18th largest diamond ever found sells for $10.4 million
The massive 493 carat rough diamond was sold to Graff Jewellers of London for $10.4 million. That’s an amazing $21,000 per carat against the average of $81 per carat for most rough diamonds.
Named the Letseng Legacy for the Letseng le Terai mine is was found in, the diamond joins the recently sold Lesotho Promise, an 84.37 carat round brilliant diamond in Graff Jewellers growing collection of rare and exquisite diamonds.