The Smithsonian's National Museum of Natural History acquired one of the world's rarest gemstones.Natural red diamonds are some of the rarest gems on Earth, and the Winston Red Diamond is exceptional ...
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. The Smithsonian’s National Museum of Natural ...
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