A Pear-shape Type IIa Fancy Pink diamond ring and a Cushion-cut Type IIb Fancy Blue diamond ring are now available by private appointment at selected jewelry stores nationwide. These rare diamonds are ...

While some diamonds whisper elegance, fancy color diamonds shout it—and their growing market value reflects that. Prices for fancy color diamonds have surged 205 percent over the past two decades, ...

Christie’s Magnificent Jewels auction in New York on December 10 is led by a 5.72-carat fancy intense blue diamond with an estimate of $6 million to $8 million. Also among the top lots are several ...

In the fall of 2016, workers at Rio Tinto’s Argyle mine in Western Australia discovered an extraordinary 4.38-carat rough diamond that appeared to glow like a red ember. Next month, a radiant-cut gem ...