Sotheby’s just made a major diamond sale and it was purchase by a bidder over the phone. The sale proves that, even in these turbulent times, collectors are still willing to shell out millions for ...
Sotheby’s will offer a rare 102.39-carat, D color, flawless diamond in a single-lot live auction in Hong Kong on Oct. 5. Leading to the live event, it will also be open for online bidding starting ...