It’s not every day a jewellery expert uses the word “mind-blowing,” but that’s exactly how Paul Redmayne, Sotheby’s senior ...

Alrosa, a Russian group of diamond mining companies specializing in exploration, mining, manufacturing, and the sale of ...

Russian diamond producer Alrosa showcased the largest diamond ever cut in the country’s history—a 100-carat vivid yellow gem ...

The extremely rare gem, which has a VS2 clarity ... the Mediterranean Blue was yielded from a 31.94-carat rough diamond discovered in South Africa’s Cullinan mine, where other blue gems have ...

From sparkling multi-million-dollar diamonds to custom designs, here are the most expensive diamond rings in the world that ...

The historic legal agreement that arranged for the cutting of the world's largest diamond ... rough diamond that helped create Queen Elizabeth’s Crown Jewels has been unearthed in rare documents.

"The Mediterranean Blue" will be auctioned by Sotheby’s this Spring in Geneva with a classification representing less than 0.5% of all diamonds.

YELLOWKNIFE, Canada -- Rio Tinto has unearthed one of the largest gem-quality yellow diamonds ever discovered in Canada, from ...

Rio Tinto has one of the largest gem-quality diamonds in Canada to be ever be discovered at its Diavik Diamond mine.

“Any vivid blue diamond is a discovery worth celebrating, but one of this size and depth of color is a rare event,” said ... Fashioned from a 31.94-carat rough diamond discovered at South ...

The fall in exports forced the world's biggest diamond polisher to reduce imports of rough diamonds by 18% from a year ago to $14.27 billion in the financial year ended March 31, the Gem and ...

As for its origins, the Mediterranean Blue was yielded from a 31.94-carat rough diamond discovered in South Africa’s ... And if you’d like to sneak a peek at the rare stone before it heads to the ...