A diamond jewel owned by Napoleon Bonaparte and seized on the day of the battle of Waterloo will headline Sotheby’s Royal & ...

World leader in the design, development and production of synthetic diamond advanced material solutions Element Six, part of the De Beers Group, and global leader in drilling technology solutions ...

Thieves entered Paris' Louvre earlier this week and left within minutes with priceless Napoleonic jewels, leaving behind a $60 million diamond that is the largest of its kind in Europe and was found ...

Eight priceless jewels were stolen from the Louvre Museum on Sunday, October 19, but one $60 million gem was notably left ...

The Glowing Rose,' a 10.08-carat cushion-shaped brilliant-cut fancy vivid pink diamond will be the top lot at Sotheby’s High ...

Blue Diamond has announced plans to wind down operations at its plant in Sacramento, California, cutting some 600 jobs in the process. The cooperative says it was founded in 1910 to "ensure the ...

Taylor Swift revealed her engagement ring after announcing her engagement to Travis Kelce on August 26. The ring appears to be an antique cushion-cut or old mine-cut diamond with one-of-a-kind design ...