When someone says “gemstone,” diamonds and rubies probably pop into your head first. There’s no denying that they’re rockstars of the jewelry world. However, apart from them, there’s a whole lineup of ...

Robert Lewis Jr. says he found an unusual black rock just steps from his home near Highway 315; after years of curiosity, he ...

Gemstones, including rubies, emeralds, and sapphires, can be sold for cash, much the same as diamonds and other jewelry. However, more often than not, those stones have very little resale value, ...

“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 ...