GENEVA, Switzerland (AFP) –A large, pink diamond once set in the crowns of numerous French kings and emperors will go under the hammer in Geneva next month, the Christie’s auction house said Wednesday. “Le Grand Mazarin,” a 19.07-carat light pink diamond, was a gift to Louis XIV in 1661 and was set in the crowns of almost all of the monarchs and emperors of France who followed, Christie’s said. The diamond is “a timeless symbol […]