From brilliant blues to fiery reds, discover how nature crafts diamonds in every color, and why some shades are rarer than the rest Emma Saaty Selections from the Winston Fancy Color Diamond ...

When shopping for a diamond, whether for an engagement ring or a piece of fine jewelry, you’ll quickly encounter the term Four Cs—Cut, Color, Clarity, and Carat Weight. These four characteristics ...

The Smithsonian National Museum of Natural History in Washington, D.C., is a wonder for all ages where one can explore fossils, the ocean, ancient Egypt, a butterfly habitat and the internal workings ...