CULLINAN, South Africa (Reuters) - The owner of one of the world's most famous diamond mines could be about a decade away from clearing its multi-million-dollar debts, in a sign of the struggles ...

A view of the 1,109-carat “Lesedi la Rona,” the largest gem-quality rough diamond to be discovered in over a century, and the largest rough diamond in existence today, at Sothebys, New York. Donald ...

Forbes contributors publish independent expert analyses and insights. I write about how good communication can lead women to success. Elizabeth Taylor once said, “Big girls need big diamonds.” Dana ...

When scientists got their hands on a collection of the world's biggest gem diamonds, they found something surprising inside — clues about what... Big Diamonds Bring Scientists A Message From Superdeep ...

It’s the size of a pinto bean. It’s the color of brown coffee. And it’s rough and roundish. But in the end, a diamond is a diamond. The largest diamond of the year has been discovered at Crater of ...

The Fortune Pink, an 18.18-carat fancy vivid pink diamond fetched $28.5 million at Christie’s Geneva auction The Geneva jewelry auctions held Tuesday and Wednesday cast a shadow over what was up until ...

Evan Smith wanted to get his hands on the world’s biggest diamonds — the kind that sit atop royal scepters, and the ones that are always the target of elaborate movie heists. But this wasn’t for some ...