The Audemars Piguet Royal Oak Concept Carbone (ref. 26265FO.OO.D002CR.01) is a men's watch with a 44 mm octagonal case in carbon composite, ceramic and titanium. It has a black and skeletonized dial under sapphire crystal.
It is powered by a hand-wound mechanical movement. Functions: Tourbillon, power reserve indicator. Water-resistant to 50 m. The watch is fitted with an alligator leather strap with rubber lining with a folding clasp in titanium.
This example is in perfect condition, and comes with the original box and papers.