If variety is indeed the spice of life as some say, the upcoming Bonhams New York Fine Jewelry sale looks very hot. The April 24 auction includes fancy colored diamonds; signed pieces from Cartier, ...

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 ...

Each year, millions of visitors crowd around a display case in the Smithsonian Museum of Natural History in Washington, D.C., for a glimpse of one of the most legendary gemstones in the world: the ...

The popularity and price of fancy colored diamonds have been on the rise globally, driven by Asian investors. From 2006 to 2014, fancy colored diamonds (pink, yellow, and blue diamonds) experienced an ...

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 ...

One of the world's largest manufacturers of colored diamonds has opened a private showroom on Worth Avenue. Astteria, a Tel Aviv-based company that creates natural colored diamond and gemstone jewelry ...

Whether you own a diamond that’s sitting pretty on your left ring finger, nestled in a tennis bracelet or pronged on a pair of earrings, you want to know it’s good quality. But it’s hard to be sure.

Jeweler Harry Winston donated the famous Hope Diamond—the largest-known deep blue diamond in the world—to the Smithsonian Institution in 1958. It arrived in a plain brown package by registered mail, ...

Relatively small, but slowly and perfectly formed over billions of years, the Argyle Violet diamond is so rare in color that it has its own unique diamond classification: “Fancy Deep Grayish Blueish ...

The fancy color diamond market is on the upswing, according to a report, with blue diamonds seeing the largest gains. Blue diamonds saw a 5.9% increase in value in the fourth quarter of 2017 in a year ...