【Cullinan, So】South African Mine Unearths Rare Blue Diamond Shaped Like Africa Worth $40 Million
Editor’s NoteA remarkable 42-carat blue diamond has been discovered at South Africa’s famed Cullinan Mine, with an estimated auction value of around…
Gem Investment
Video. Rare ‘Mellon Blue’ diamond expected to fetch up to $30 million at auction
Editor’s NoteA rare blue diamond, the “Mellon Blue,” will be auctioned with an estimated value of up to $30 million. This preview highlights the…