7mm. Royal Oak Offshore Chronograph Ceramic Royal Oak Offshore Chronograph Ceramic In blue Audemars Piguet This calendar year marks the 30th anniversary in the Royal Oak Offshore, which to begin with debuted in AP’s catalog again in 1993. In celebration, we get two extra additions towards the Offshore lineup following https://www.watchesworld.com/frozen-in-time-luxury-watches-for-winter/