18kt rose gold case with a black alligator leather strap. Fixed 18kt rose gold bezel. Grey dial with index hour markers. Minute markers around the outer rim. Dial Type: Analog. Annual calendar. Two – 12 hour and 60 minute sub-dials subdials. Patek Philippe Calibre 31-260 REG QA automatic movement with a 48-hour power reserve. Scratch resistant sapphire crystal. Screw down crown. Transparent case back. Round case shape, case size: 40.5 mm, case thickness: 10 mm. Water resistant at 30 meters / 100 feet. Functions: month, date, day, hour, minute, second, annual calendar.