Petra sells 299 carat diamond for $12.18 million
Petra Diamonds has sold a 299.3 carat diamond recovered in January at its iconic Cullinan mine, in South Africa, to Belgium-based Stargems DMCC for $12.18 million. The exceptional Type 11a white gem-quality rock achieved a price of $40,701 per carat, which exceeds the $34,386/ct received for the 424.89 carat “Legacy of the Cullinan Diamond Mine” … Read more