Authentic Patek Philippe Calatr (Model 5370P, circa 1950) women's watch. Features an elegant white gold case and a midnight blue dial with guilloched and lacquered finish, complemented by silver-tone hands and diamond-set hour markers. Secured by the signature tang clasp on this bracelet made from brown calf skin leather. Movement is automatic (Patek Philippe Calibre 240 engine) offering up to 72 hours power reserve. Functions include: scratch resistant sapphire crystal, fixed bezel set with diamonds, round case shape measuring 35mm diameter and 7.4mm thickness, transparent sapphire case back allowing movement view, water resistance of approximately 30 meters (100 feet), and comes with a WatchMaxx warranty.