The extremely rare, 10-carat Mediterranean Blue diamond could fetch a whopping $20 million at Sotheby's High Jewelry auction ...
As a result of recent divestments and strategic decisions, Petra Diamonds’ portfolio now centers around two primary assets: the historic Cullinan mine, renowned for the discovery of the world ...
An ultra-rare diamond worth an estimated $20m is coming to Abu Dhabi. The 10.03-carat precious gem is on a world tour, with ...