Pre-owned Audemars Piguet Royal Oak Tourbillon Mens Watch, Model 26510STOO1220ST01. Silver-tone stainless steel octagonal case, 41mm diameter, 8.85mm thick, with silver-tone steel bracelet and deployment clasp. Fixed silver-tone bezel. Blue petit tapisserie dial featuring silver-tone luminous hands and index markers. Minute markers around the outer rim. Luminescent hour markers. Analog dial type. Tourbillon complication subdial present. Powered by Audemars Piguet Calibre 2924 Hand Winding movement with 25 jewels, 216 parts, 21600 vph, and 70-hour power reserve. Scratch-resistant sapphire crystal. Pull/push crown. Skeleton transparent case back. Water resistant to 50 meters / 165 feet. Functions include tourbillon, hour, minute, and power reserve indicator. Swiss Made. Item Variations: 26510ST OO 1220ST 01, 26510ST-OO-1220ST-01, 26510STOO1220ST01.