18kt rose gold case with a black rubber strap. Fixed black 18kt rose gold bezel. Black dial with luminous hands and Arabic numeral hour markers. Minute markers around the outer rim. Dial Type: Analog. Luminescent hands and markers. Moonphase, month, day of the week and date sub-dials. Four sub-dials displaying: month/leap year, date/60 second, day/12 hour and moonphase. Audemars Piguet Calibre 2326/2839 Automatic movement, containing 50 Jewels, bitting at 28800 vph, and has a power reserve of approximately 38 hours. Scratch resistant sapphire crystal. Solid case back. Octagon case shape, case size: 44 mm. Deployment with push button release clasp. Functions: perpetual calendar, moon phase, leap year, date, day, hour, minute, small second. Royal Oak Offshore Series. Luxury watch style. Watch label: Swiss Made. Item Variations: 26262OK 00 1150CA 01, 26262OK-00-1150CA-01, 26262OK001150CA01. Audemars Piguet Royal Oak Offshore Restivo Perpetual Calendar Men's Watch 26262OK.00.1150CA.01.