Automatic movement Patek Philippe Calibre 240 LU CL C. Analog blue dial features a celestial sky map and moon phase display along with subdials. Case is crafted from 18kt white gold, accented by silver-tone bracelet also of 18kt white gold; fixed bezel incorporates diamonds. Includes screw down crown and transparent case back protected by scratch resistant sapphire crystal. Round shape measures 44 mm diameter and has a thickness of 11.33 mm. Equipped with deployment clasp. Water resistant to 30 meters / 100 feet depth. Functions: sky map, moon phase, date, hours, minutes, seconds. Comes complete with original box, international warranty card, manual, and all accessories.