18kt white gold case with a black alligator leather strap. Fixed 18kt white gold bezel. Charcoal gray dial with silver-tone hands and index hour markers. 24 hour (day / night) markers. world time towns across the outer rim. Dial Sort: Analog. Patek Philippe Calibre 240 HU Automatic movement, primarily based upon Patek Philippe 240, containing 33 Jewels, composed of 239 parts, bitting at 21600 vph, and has an influence reserve of roughly 48 hours. Scratch resistant sapphire crystal. Clear case back. Round case shape. Case size: 38.5 mm. Fold over clasp. Waterproof at 30 meters / 100 feet. Functions: world time, GMT, second time zone, hour, minute, day/night indicator. Trip watch taste. Watch label: Swiss Made. Patek Philippe Complications 18kt White Gold World Time Automatic Men’s Watch 5230G-001.