Cooperstown can start making room for one of Fresno State’s finest products. Former Diamond ‘Dog Aaron Judge has brought home ...

The top lot of the Sotheby’s auction was a 4.50-carat internally flawless oval mixed-cut fancy vivid blue diamond that ...

Napoleon’s brooch led the auction of 65 royal and noble jewels, which achieved a “white glove” result—every lot sold—for a ...

"Golden Bachelor" Mel Owens and Peg Owens didn't get engaged at the end of "The Golden Bachelor" but are still together. They ...

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 ...

Sally Morrison from A Diamond Is Forever showcases the latest red carpet diamond trend, Desert Diamonds, seen on stars like ...

Sotheby's did not disclose the identity of the seller of the brooch, and said that the buyer was a "private collector." ...

The circular jewel was found in a stash of Napoleon’s personal belongings in carriages that got held up on muddy roads as he ...

GENEVA -- A blue diamond weighing nearly 10 carats has sold at auction in Switzerland for 20.5 million Swiss francs ($26.6 ...

Boron arsenide has dethroned diamond as the best heat conductor, thanks to refined crystal purity and improved synthesis ...

A diamond brooch that French emperor Napoleon was said to have lost while fleeing from the Battle of Waterloo in the early ...

A vivid blue diamond weighing 9.51 carats and previously belonging to Rachel "Bunny" Mellon, the aristocratic philanthropist ...