A mysterious black diamond stumped experts for years until one Belgian cutter invented a new machine to shape the 612-carat ...

The bidding did not reach the unspecified reserve price. — -- After much admiration and anticipation, the world’s largest uncut diamond failed to sell at a public auction Wednesday night. The ...

It is not the De Beers Group, arguably the creator of the diamond market, which owns the Millennium Star diamond, a 770-carat pear-shaped stone. It is not even diamond specialist Graff, owner of the ...

Taylor Swift and Travis Kelce got engaged on Tuesday with a proposal that included a massive diamond ring.Well, at least it looks massive until you compare it to some of the largest diamonds found in ...

Georgina Rodriguez has a brand new and very expensive ring in her collection. Cristiano Ronaldo proposed to his long-time love with a ring that diamond experts have valued at upwards of $10 million.

Russia Diamond Production: Diamonds are the one of the world's most coveted natural resources, cherished for their ornamental use besides their industrial applications due to their exceptional ...