A rare 10-carat blue fancy diamond could fetch up to $20 million when it goes to auction in Geneva on May 13, auction house ...

A 10-carat blue diamond which could fetch $20 million when it goes under the hammer later this month was presented by auction ...

Sotheby's in Geneva introduces the 10-carat 'Mediterranean Blue Diamond,' a rare fancy vivid blue gemstone mined in South ...

The Mediterranean Blue, a 10.03-carat vivid blue diamond, sold for $21.5 million at Sotheby’s Geneva, becoming 2025’s most ...

Singapore jeweller Choo Yilin tells CNA Lifestyle about the unique draw of old-cut diamonds and why they are topping ...

The cushion-shaped piece, known as the "Mediterranean Blue Diamond," was mined in South Africa and displayed a rare colour that qualified as fancy vivid blue, Sotheby's said. "The market for ...