Afterward, he decided to venture out and explore other American locales ... rocks was a 7.46-carat brown diamond. Round and deep chocolate-y brown, the diamond is about the size of a gumdrop ...

Jerry Evans' diamond is about the size of a jellybean and shaped like a pyramid. An American man discovered a 4.87-carat diamond at a state park in Crater of Diamonds State Park after thinking the ...

Anglo American, the $30.7 billion ... “A Lightbox highest quality two carat lab-grown diamond now retails for around just 10 per cent of an equivalent size and quality natural diamond.

Since De Beers, the world’s leading diamond company ... In the face of growing competition, the price of a ring-size single-carat stone has fallen by 37% over the past six years.

Though Lucara did not reveal the stone's gem quality, Reuters reported its size would make it the second-largest diamond unearthed to date, after the 3,106-carat Cullinan Diamond, which was ...