The main Royal Oak models were being equipped Together with the calibre 2121 motion, which was dependant on the calibre 2120 developed by Audemars Piguet in 1967, the globe’s thinnest self-winding movement on the era with date indication, and an Total peak of three.05mm. The calibre 2121 was also Outfitted https://www.watchesworld.com/frozen-in-time-luxury-watches-for-winter/