In this piece, we will take a look at the ten biggest diamond companies in the world. For more companies, head on over to 5 Biggest Diamond Companies in the World. Diamonds are among the most precious ...

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 ...

Forbes contributors publish independent expert analyses and insights. Pam Danziger reports on retail, focused on the luxury consumer market. This article is more than 3 years old. "Diamond Foundry is ...

Diamond jewelry isn’t exactly an impulse buy, so it’s important to weigh your options carefully. After evaluating the top brands and consulting fine jewelry experts, our fashion team rounded up the ...

Add Yahoo as a preferred source to see more of our stories on Google. On August 21, Lucara Diamond Corp. announced their discovery of a 2,492-carat diamond unearthed in a mine in Botswana. At that ...

Diamond prices are down 18% from their all-time highs in February 2022, and are lower 6.5% year-to-date, according to one Global Rough Diamond Price Index. And market watchers predict their value will ...

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, ...