Mineral curator Mike Rumsey discusses the science behind the Aurora Pyramid of Hope, an unrivalled collection of 296 coloured diamonds. On display in a lofty Museum gallery is a small, glittering ...

The Smithsonian’s National Museum of Natural History has acquired the 2.33-carat "Winston Red Diamond," as part of the “Winston Fancy Color Diamond Collection.” ...

For decades, diamonds dominated the market for fine jewellery, particularly for engagement rings, and while they remain emblematic of luxury and perpetuity, a new trend is emerging. Coloured gemstones ...

It’s February and love is in the air. As hearts flutter with the rush of Valentine’s Day, some lucky souls may find it the ...

The Smithsonian’s National Museum of Natural History will unveil the Winston Red Diamond and Winston Fancy Color Diamond Collection Tuesday, April 1—an extraordinary showcase of some of the world’s ...

Gemstones like sapphires, rubies and emeralds are making a comeback as engagement ring centerpieces, offering a colorful and unique alternative to conventional diamonds. While diamonds have ...

The collection with a focus on natural-coloured diamonds blends traditional craftsmanship with contemporary sensibilities, offering a fresh perspective on how coloured diamonds can be incorporated ...

The Hope Diamond at the Smithsonian’s National Museum of Natural History is getting a dazzling display case neighbor — and a few extra friends.

Or sign-in if you have an account. U.S. authorities allege a Toronto gem broker, whose company claims to be Canada’s largest wholesaler of coloured diamonds, was the silent partner behind a ...