Laid out like an orchestra in a quiet gallery room, 40 colorful gems have one of the planet’s most distinguished conductors: ...

The Winston Red Diamond, one of the rarest gems in the world, is a stunning 2.33-carat red diamond displayed at the Smithsonian National Museum of Natural History.

From brilliant blues to fiery reds, discover how nature crafts diamonds in every color, and why some shades are rarer than ...

A rare Russian pink diamond called the ‘ Spirit of the Rose ’ has set the new world record for the most expensive purple-pink diamond ever sold. The 14.83 carat diamond was auctioned for a ...

The historic legal agreement that arranged for the cutting of the world's largest ... has been unearthed in rare documents. The original 3,106-carat Cullinan Diamond, which is still the largest ...

From sparkling multi-million-dollar diamonds to custom designs, here are the most expensive diamond rings in the world that ...