Manashe Sezanayev, who owned a store in Manhattan’s diamond district, pleaded guilty Thursday to stealing diamonds owned by other merchants and replacing them with cheaper, lab-grown stones.

Since the 1940s, when the Gemological Institute of America (G.I.A.) introduced the 4C’s (color, clarity, cut and carat) as ...

G-Dragon had previously worn the Jacob & Co Astronomia Solar Constellations. He wore that $348,000 watch, which is limited to ...

The Botswana government signed a new diamond sales agreement crucial to its economy with the De Beers mining company on ...

Diamond is the hardest mineral on Earth. This fact would likely pass muster at your local trivia night, but scientists ...

At this year's Oscars, the jewelry on the red carpet will be bold statement earrings and chunky necklaces, as well as rare ...

Featuring classic designs that still feel of the moment, it comprises a range of elegant pieces that epitomize modern luxury.

Petra Diamonds on Monday said it has appointed joint CEOs to replace Richard Duffy, who has resigned "by mutual agreement and ...

Kimai, the lab-grown diamond brand, is hard-launching into retail with the reopening of its Chiltern Street store and on ...