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 ...

When Tiffany & Co. acquired an exceptional 71-carat rough vivid yellow diamond from Canada’s Ekati mine last summer, instead of cutting and setting it in a jewel as expected, its chief gemologist, ...

Diamonds may be a girl’s best friend, but the luckiest gals on the block are the ones with rocks in shades of yellow, pink and blue. Colored diamonds are attracting more attention than ever, spurred ...

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 ...

Haute Couture Week saw yellow diamonds at Graff, Messika, De Beers, Chaumet and Dolce & Gabbana, after South African soprano Pretty Yende sang at Charles III’s coronation bedecked in sunny-hued stones ...

It’s unusual for Tiffany to tour a rough diamond, but this was a geological wonder, said Reynolds. “It’s very rare to find a diamond of this size and saturated color that came from hundreds of miles ...