18kt yellow gold case with a black leather strap. Fixed 18kt yellow gold bezel. Opaline white dial with gold hands and index hour markers. Minute markers around the outer rim. Dial Type: Analog. Perpetual calendar. (Day at 9, Date at 6, Month at 3, Leap Year at 3, Moon-phases at 6)Three multi-function sub-dials displaying: month, day of the week and date. Automatic movement. Scratch resistant sapphire crystal. Transparent case back. Case diameter: 37.2 mm. Round case shape. Fold over clasp. Water resistant at 30 meters / 100 feet. Functions: hour, minute, perpetual calendar. Luxury watch style. Watch label: Swiss Made. Patek Philippe Grand Complication White Dial 18kt Yellow Gold Mens Watch 5140J-001.