The Audemars Piguet Royal Oak Selfwinding (Ref. 15400ST.OO.1220ST.02) is a timeless men's/unisex watch featuring a perfectly proportioned 41mm stainless steel case with a slim 9.80mm profile and an integrated bracelet. This pre-owned timepiece, in very good condition with minor signs of wear, showcases the legendary Royal Oak design with a striking silver dial that presents a clean and sophisticated aesthetic without numerals. Accompanied by its original box and papers, this model is powered by the automatic caliber 3120 movement, boasting a 60-hour power reserve and containing 40 jewels for reliable and precise timekeeping.