The very first Royal Oak products were being equipped Using the calibre 2121 movement, which was dependant on the calibre 2120 produced by Audemars Piguet in 1967, the entire world’s thinnest self-winding motion of your era with day indicator, and an Over-all peak of three.05mm. The calibre 2121 was also https://www.watchesworld.com/frozen-in-time-luxury-watches-for-winter/