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