Diamond is the only gem with a single element. Diamonds are formed in the Earth’s mantle, at depths exceeding 120 km (75 miles), under extreme temperatures and pressures. Over a billion years, the ...

De Beers reportedly cut rough diamond prices in January, a rare retreat by the industry’s once-dominant broker as slumping demand, lab-grown stones and trade turmoil batter the global diamond market.

It started as a winter break question from two kids—where could they mine for crystals?—and ended with a 2.09-carat diamond pulled from the dirt. The park is the only public diamond mine in the world ...

Siri led *** Texas family to *** major diamond find. When they wanted to find crystals, they suggested the crater of Diamond State Park in Arkansas. And after the first day of digging through the cold ...

Before he was the guy leading stadiums full of fans through the chorus of "Sweet Caroline," Neil Diamond was a kid in Brooklyn writing song lyrics while bored in class. Diamond's expansive songwriting ...

Blue Diamond will close Sacramento plant by mid-2027, cutting 600 jobs. Cooperative shifts processing to Turlock and Salida to protect grower pay. City faces 53-acre redevelopment question balancing ...

A 9.51-carat blue stone that once belonged to the heiress Bunny Mellon sold for $7 million less than at its last auction, a sign of profound shifts in the diamond industry. By Ashley Ahn A 9.51-carat ...

The French aren’t having a great jewelry year, but the Austrians, on the other hand, can count on ending 2025 on a glittering high note. As reported in the New York Times this morning, a legendary ...

A rare bi-colored pink diamond of “astounding weight” was found at the Karowe diamond mine in Botswana, according to the Gemological Institute of America. Lucara Diamond A rare rough, or uncut, pink ...

LUANDA, Oct 23 (Reuters) - Lab-grown diamonds are losing their appeal due to oversupply and consumer preferences are starting to shift back to natural stones, World Diamond Council President Feriel ...

Determining the authenticity of a diamond requires professional equipment and a highly trained eye. At-home tests do exist—from the fog test to the water-drop test—but the only way to be sure is by ...

Cara Tabachnick is a news editor at CBSNews.com. Cara began her career on the crime beat at Newsday. She has written for Marie Claire, The Washington Post and The Wall Street Journal. She reports on ...