New evidence has emerged linking Colombian “emerald czar” Victor Carranza to paramilitary groups, but it is unlikely to be sufficient to convict this linchpin of the country’s multi-million dollar ...

The necklace and earrings that belonged to Marie Louise of Austria, Napoleon Bonaparte’s second wife, contain gems extracted ...

Rocks retrieved from a mine in Muzo, Colombia, show some of what makes the country the biggest producer of high-value emeralds. (Carlos Saavedra for NPR) MUZO, Colombia — Although he has helped ...

BOGOTA, Colombia – The man known as Colombia's "emerald czar" survived at least two assassination attempts and managed to avoid criminal conviction despite being prosecuted for allegedly forming ...

A very rare, 21.52-carat Colombian “no oil” emerald-and-diamond ring will lead Phillips' sale of jewels and jadeite in Hong Kong next month, with a presale estimate of between HK$7.5 million and ...

While fear continues to grow in Colombia’s central Boyaca state over emerald trade-related violence, locals are complaining that they see little revenue from an industry which benefits just a few ...

Forbes contributors publish independent expert analyses and insights. Anthony DeMarco reports on watches, jewels, lifestyle, art and culture This article is more than 10 years old. An emerald and ...

MUZO, Colombia — Although he has helped transform Colombia's emerald industry, long a source of violence and environmental damage, former U.S. diplomat Charles Burgess admits that he got into the ...