Diamonds are treasured around the world for their beauty and sparkle. Although the gemstone and jewelry industries market them to symbolize enduring love, they’re also a scientific wonder. Natural ...

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 fancy colored diamond, known as “The Indian Blue,” is the top lot of the upcoming Sotheby’s New York Magnificent Jewels sale on December 10. The 7.55-carat fancy deep grayish blue diamond with SI2 ...

If you are trying to sell a moissanite — or you’re deciding between a moissanite or diamond purchase — there’s a lot of information (and misinformation) to sift through. While historically, diamonds ...

In a gilded ballroom at the Four Seasons hotel in Geneva last month, the world’s wealthiest collectors and their envoys gathered to bid on the final and most anticipated lot: a nearly 19-carat ...

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 ...