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 ...

Christie’s is selling ‘The Golconda Blue’ diamond at its auction for the first time. Once part of the Indian royal heritage, ...

IN A TWIST of geological poetry, Rio Tinto’s Diavik Diamond Mine in Canada’s remote Northwest Territories has delivered one ...

In the age of private sales and auction-house theatrics, the old metrics of diamond value—cut, clarity, carat and color—are only the opening act. True connoisseurs are chasing rarity, provenance ...