An extremely rare 37-carat emerald and diamond brooch was sold for $8.8 million in Geneva, Switzerland on Tuesday. The Cartier emerald brooch -- also known as the “Aga Khan emerald” -- was a ...
A £750,000 diamond ring, missing from the British Museum for six years, has only now been registered as lost. Thought to have been bequeathed to the museum by an anonymous donor, the Cartier ring ...