The Audemars Piguet Royal Oak Offshore Diver (ref. 15706AU.00.A002CA.01) is a men's dive watch with a 42 mm octagonal case in carbon composite, ceramic and titanium. It has a black dial under sapphire crystal.
It is powered by the self-winding mechanical calibre AP 3120 with a power reserve of 60 hours. Functions: Date. Water-resistant to 300 m. The watch is fitted with a Black rubber strap with a pin buckle in titanium.
This example is in mint condition, and comes with the original box and papers.