The Florentine Diamond, a legendary 137-carat gem, has reemerged after being hidden for over a century. Missing since 1919, ...

Discover how a visitor found “The Duke Diamond,” a 3.81-carat brown diamond, after heavy rains in Crater of Diamonds State Park.

A 170-carat pink diamond discovered in Angola may be the largest such gemstone found in 300 years, according to Australian miner Lucapa Diamond Company. Named the "Lulo Rose," the diamond was found at ...

PIKE COUNTY, Ark. (WKRC) - An Indiana man struck luck during his visit to a state park, discovering a 2.71-carat white diamond. Dewy White of Paoli, Indiana, and his wife embarked on a memorable road ...

The world's second largest diamond could soon find a new home in a museum or a sheikh's collection -- but first needs to be properly evaluated, the Belgian firm holding it told AFP Monday. Unearthed ...

Queen Elizabeth owned a dazzling brooch cut from the world’s largest diamond. The Cullinan III and IV brooch has an estimated ...

The largest rough diamond discovered since 1905, the 1,758-carat Sewelo, was revealed with great fanfare in April, named in July and then largely disappeared from view. Now, it has resurfaced with a ...

The bidding did not reach the unspecified reserve price. — -- After much admiration and anticipation, the world’s largest uncut diamond failed to sell at a public auction Wednesday night. The ...

Nothing says love like a diamond, especially a stunning blue diamond that's now up for auction. Feast your eyes on the largest flawless vivid blue diamond in the world. Weighing 13.22 carats, the ...