Laid out like an orchestra in a quiet gallery room, 40 colorful gems have one of the planet’s most distinguished conductors: a red diamond, 2.33 of the rarest carats in the world, shining like a ...

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.” ...

The Winston Red Diamond is 2.33 carats, among the largest to have the “Fancy red” color grade from the Gemological Institute of America. Insiders believe fewer than one in 25 million diamonds ...

Red and Pink Diamonds: The Rarest of Them All. The Winston Red Diamond, an exquisite 2.33 carat Fancy red diamond — one of the finest in the world. Photo by Robert Weldon, courtesy of Ronald Winston ...

Winston Red Diamond. Photograph by Hannah Whitaker. Laid out like an orchestra in a quiet gallery room, 40 colorful gems have one of the planet’s most distinguished conductors: a red diamond, 2. ...