Piaget Altiplano Tourbillon High Jewelry watch

Jacob & Co., Harry Winston, Van Cleef and Arpels… There are plenty of brands that were crafting exquisite jewelry well before delving into serious watchmaking. Two more stand out beyond the others, though: Bulgari and Piaget Altiplano Tourbillon High Jewelry watch. The two brands have been dueling to make the thinnest mechanical watch for over