Diamonds aren't always colorless; they can also be blue, yellow, green and even pink. But what makes these jewels come in varied hues? After forming, diamonds need to rise to the surface very quickly ...

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 ...

On top of it, the marketplace for diamonds can be really confusing. There are grades of clarity and color that lead to an overall quality rating. And, of course, diamonds are very expensive. The ...

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 ...

Washington, D.C. (7News) — Washington, D.C. (7News) -- Gabriela Farfan, Coralyn Whitney Curator of Gems and Minerals at the Smithsonian National Museum of Natural History joined Good Morning ...

MILAN — As a third-generation member of the Arslanian diamond dynasty, which began almost 75 years ago, Sahag Arslanian is bringing his expertise to the table by launching his first namesake ...