During the Christmas shopping season, we were bombarded by ads from jewelry stores pushing diamonds. Some offered diamonds in different colors. How do they color or dye something as hard as a diamond?

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 ...

These tinted diamonds make up just 0.01 percent of all natural diamonds mined, appearing in shades of pink, blue, yellow, green, and even red. Since 2005, pink diamonds have increased in value by ...

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 ...

A 28.86-carat D-color diamond sold for $2.1 million, setting a record for a jewel sold at an online-only auction. The VVS1 clarity gem was the top lot at Christie’s Jewels Online sale, held June 16 – ...

The vast majority of polished diamonds are clear and sparkly, but some come in unexpected colors like blue, green and even pink. So why are some diamonds different colors? When you purchase through ...

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 ...

Deformation, impurities, radiation — many factors lend unexpected color to a diamond. By C. Claiborne Ray A. In diamonds, unexpected colors may arise in a variety of ways. These include small and ...

When I first saw Quince's engagement rings advertised at remarkably low prices, my skeptic alarm went off. After reviewing over 60 individual pieces from Quince, we found that some of their items can ...