Fura Gems will hold its seventh auction of rough Colombian emeralds later this month, showcasing the largest number of carats it has featured to date at a sale. The event will take place over two ...

A hand-held flashlight reveals the green color of a rough emerald from the Coscuez Emerald mine in Colombia. Photo by Eric Welch/GIA. Emerald is the green to bluish green variety of beryl, a mineral ...

Cleopatra was known to have a passion for emerald, and used it in her royal adornments. Emeralds from what is now Colombia were part of the plunder when sixteenth-century Spanish explorers invaded the ...

Mining company Gemfields is celebrating its 50th auction of Kagem emeralds this month, marking a significant milestone within the industry ...

A rare square 37-carat emerald owned by the Aga Khan fetched nearly $9 million at auction in Geneva on Tuesday, making it the world's most expensive green stone. Sold by Christie's, the Cartier ...

A rare square 37-carat emerald owned by the Aga Khan fetched nearly nine million dollars at auction in Geneva on Tuesday, making it the world's most expensive green stone. Sold by Christie's ...

Sold by Christie's, the Cartier diamond and emerald brooch, which can also be worn as a pendant, dethrones a piece of jewellery made by the fashion house Bulgari, which Richard Burton gave as a ...