In New York next March ... Sierra Leone—the setting for much of the film Blood Diamond—has improved as well, though the country’s recent Ebola outbreak set back some of that progress.

The Global Trade Research Initiative (GTRI) in a new report said that ... and sustainability compared to natural diamonds, ...

It is of little wonder that England’s queens were reluctant to own the world’s most famous and expensive diamond. The story of the Koh I Noor diamond, which sits in ...