Emeralds have, for centuries, captivated empires, royals, and the generally well-heeled and powerful. Egyptian queen ...

Queen Camilla glittered in a rarely-seen tiara from Queen Elizabeth's collection at the Diplomatic Reception with King ...

A .45-carat emerald-cut diamond flanked by pavé stones in 14-karat white-gold setting in one of Effy Jewelry's signature ...

After studying the 3,106-carat gem for almost a year ... Its sixth patented cut, the Royal Asscher Emerald, was introduced in October at a celebration in the Tower of London, where the Crown ...