Geologist Debapriya Rakshit and experienced miner Richard Kapeta uncovered the impressive 5,655-carat emerald inside the largest open-pit mine in Kagem, which is partially owned by Gemfields — a ...

NPR ventures into a Colombian emerald mine — which used to be more dangerous, with potential explosions inside and gunfights outside. The CEO, a former U.S. diplomat, says he wanted to change that.

Top watch brands, mindful of this, use emerald, ruby and sapphire in their most important jewelry watches, as the big three below demonstrate – from Cartier, Backes & Strauss and Van Cleef & Arpels.