18kt rose gold & white gold case with a chestnut brown calfskin band. Fixed 18kt rose gold rose gold-tone bezel. Gray dial with luminous black hands and Arabic numeral hour markers. Minute scale around the inner rim. Dial Type: Analog. Luminescent hands and markers. Date sub-dial display at the 6 o'clock position. Patek Philippe Calibre AL 30-660 S C FUS automatic movement with a 42-hour power reserve. Scratch resistant sapphire crystal. Transparent see through case back. Round case shape, case size: 42.2 mm, case thickness: 11.6 mm. Buckle clasp. Water resistant at 50 meters / 165 feet. Functions: date, hour, minute, second,alarm,dual time. Grand Complications Series. Luxury watch style. Watch label: Swiss Made. Patek Philippe Grand Complications Alarm Automatic Mens Watch 5520RG-001.