The triangular-cut blue-green stone has a color so improbable that, as the Gemological Institute of America notes in its ...

Despite the setback, the Sotheby's sale totaled more than $30 million, with 93% of lots sold. It was the highest ...

Larger carat sizes and stones with soul take pride of place in the 130-piece first chapter of "Le Chœur des Pierres" ...

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 ...

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 ...

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 ...

Prefer Newsweek on Google to see more of our trusted coverage when you search. White diamonds are still the stones of choice for engagement rings. But colored diamonds are catching up. Last month the ...