AP Royal Oak Offshore Chrono Audemars Piguet Royal Oak Offshore Tourbillon Chronograph by Audemars Piguet Mineral tempered glass VK Quartz Imported Japanese chronograph Size: Diameter 47mm Thickness 13mm Similar items: AP Royal Oak Offshore Diver Breitling Avenger Blackbird AP Royal Oak Offshore AP Royal Oak 15400 Audemars Piguet Royal Oak