“The Mediterranean Blue” is 10.3-carat fancy vivid blue diamond with a VS2 clarity grade. It's the highlight of Sotheby's High Jewelry sale in Geneva. Fancy vivid blue diamonds of more than 10 carats ...

A new kind of diamond is now in town, according to researchers. These are apparently 58% harder than ordinary diamonds. Findings about these meteorite diamonds were published in the journal Nature.

A mystery that puzzled scientists for more than half a century may finally have an answer. The strange crystals hidden in a famous Arizona meteorite have now been recreated in a lab, and they could ...

In a groundbreaking achievement, scientists have successfully synthesized an elusive type of diamond that is predicted to be 50% harder than traditional diamonds found on Earth. This remarkable feat, ...