Christie's has announced what is sure to be a blockbuster sale in the jewelry world: the sale of a 23.24-carat fancy Golconda blue diamond. It is the largest of its kind to ever be offered at auction ...

“The Mediterranean Blue,” a 10.3-carat fancy vivid blue diamond, sold for $21.5 million during Sotheby’s sale of high jewelry in Geneva on Tuesday. It was not only the top lot of the sale, but it was ...

The rare diamond went up for auction in Geneva on Tuesday One of the world’s rarest blue diamonds has sold for nearly $44 million at an auction. The “Bleu Royal” diamond set upon a ring went under the ...

These tinted diamonds make up just 0.01 percent of all natural diamonds mined, appearing in shades of pink, blue, yellow, green, and even red. Since 2005, pink diamonds have increased in value by ...

GENEVA (Reuters) - A large blue diamond, one of the world's rarest, could fetch $35-55 million at auction next week, Sotheby's said on Wednesday, as an industry group reported strong prices for colour ...

'The Mediterranean Blue' was displayed in Abu Dhabi in April - Copyright AFP/File Jade GAO 'The Mediterranean Blue' was displayed in Abu Dhabi in April - Copyright ...