Audemars Piguet Royal Oak watch, model 31183371. Features a white octagonal case in 41mm size equipped with an automatic perpetual calendar and moon phase indication complication, along with the signature AP design elements visible on its Tapisserie dial and rose gold bracelet. The movement is automatic; the screw-down crown enhances water resistance. Comes complete with original box, papers including warranty (one-year from boutique), and authenticated by WRIST AFICIONADO watchmakers. Condition: Excellent - previously owned, near-perfect state.