A stunning raw uncut emerald was auctioned in Salvador in the Brazilian state of Bahia on Wednesday. The giant 152-pound stone was mined in Pindobacu, known as the 'City of Emeralds'. Despite an ...

BOGOTA—A massive uncut emerald on exhibit in Colombia’s capital is being touted by its owners as the biggest in the world, officials said Saturday. The 11,000-karat raw green gem weighs in at ...

Emeralds will make you work for it. That is what Caroline Scheufele, creative mastermind of Chopard, learned when she took on the task of transforming a hulking raw rock into high jewelry-worthy ...