The main Royal Oak versions have been equipped Along with the calibre 2121 motion, which was according to the calibre 2120 designed by Audemars Piguet in 1967, the globe’s thinnest self-winding movement from the era with date sign, and an overall height of three.05mm. The calibre 2121 was also equipped https://www.watchesworld.com/frozen-in-time-luxury-watches-for-winter/