No Image Lot 289 Piaget Black Tie Emperador watch in 18K white gold and diamonds. G0A31022. 289Piaget Black Tie Emperador watch in 18K white gold and diamonds. G0A31022. Antiqon Piaget Black Tie Emperador watch in 18K white gold and diamonds. Item ID: 981611 Model No.: G0A31022. Case: 18K white gold, bezel set with 148 di... Add to watchlist Live