GENEVA, SWITZERLAND - NOVEMBER 06: A Patek Philippe previoulsy unknown 18k gold perpetual calendar wristwatch with sweep centre seconds, moon phases former property of His Majesty, King of Kings, Emperor Haile Selassie I of Ethiopia expected to fetch between 520'000 to 1'000'000 USD is shown during a press preview at the auction house Christie's on November 6, 2015 in Geneva, Switzerland. (Photo by Harold Cunningham/Getty Images)
