An exceptionally rare blue diamond went under the hammer in Geneva late Tuesday, selling for $21.5 million, Sotheby's auction ...

Sotheby's Geneva is showcasing the "Mediterranean Blue Diamond," a 10-carat gem expected to fetch $20 million at auction.

The diamond was shown last month in Abu Dhabi before its final stop in Geneva "The Mediterranean Blue", a fancy vivid blue diamond weighing 10.3 carats with an estimated value of $20 million ...

An exceptionally-rare blue diamond went under the hammer in Geneva late Tuesday, selling for $21.5 million, Sotheby's auction house said. "The Mediterranean Blue", a fancy vivid blue diamond ...

(UPDATE) AN exceptionally-rare blue diamond went under the hammer in Geneva late Tuesday, selling for $21.5 million, Sotheby's auction house said. "The Mediterranean Blue," a fancy vivid blue diamond ...

An exceptionally-rare blue diamond went under the hammer in Geneva late Tuesday, selling for $21.5 million, Sotheby's auction house said. www.sothebys.com "The Mediterranean Blue", a fancy vivid ...

A 23.24-carat vivid blue diamond, once owned by Indian royalty, is heading to Christie’s auction in Geneva. Mined from the legendary Golconda mines, the rare gem known as The Golconda Blue is expected ...