Watch auctions are divided into two categories: Patek Philippe and Rolex, which represent the bulk of the value; and everything else. Likewise, jewelry auctions fall into two camps: colored, large, or ...

Forbes contributors publish independent expert analyses and insights. Pam Danziger reports on retail, focused on the luxury consumer market. “We are agnostic whether people buy diamonds or color; we ...

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 ...

Does your holiday shopping list include a jewelry lover or two? Christie’s Magnificent Jewels sale, taking place live (and online) at the auctioneer’s New York gallery at Rockefeller Center on ...

Is the global turmoil driving sales of portable assets? Or is it just a love of rare jewels? By Jill Newman Alisa Moussaieff was in her London office on May 14, having lunch and bidding over the phone ...

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 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 ...