The top lot of the Sotheby’s auction was a 4.50-carat internally flawless oval mixed-cut fancy vivid blue diamond that ...

An “ultra-rare” purple-pink diamond sold for a record 24.4 million Swiss francs ($26.6 million) at an auction in Geneva on Wednesday evening. The 14.83-carat stone, dubbed “The Spirit of the Rose,” is ...

“The Glowing Rose,” a 10.08-carat cushion-shaped brilliant-cut fancy vivid pink diamond will be the top lot at Sotheby’s High Jewelry auction at the Mandarin Oriental in Geneva on November 12. It is ...

Miners in Angola have unearthed a rare pure pink diamond that is believed to be the largest found in 300 years, the Australian site operator announced Wednesday. A 170-carat pink diamond -- dubbed The ...

The diamond is expected to fetch up to $20 million at auction. Jury awards $10 million to teacher who was shot by 6-year-old ...