A lifetime of artistry and skill. Complicated watchmaking is the supreme test of the designer's expertise and watchmakers' skill. At Patek Philippe we master all horological complications and have twice this century built the world's most complicated portable timepiece. In each watch many lifetimes of artistry and skill are captured to produce an object of timeless worth. Chronograph with 30-minute counter; perpetual calendar with moon phases; day, date, month, leap year and a.m./p.m. indication Manual winding Seconds sub-dial at 9 o'clock Water resistant: 25 m Interchangeable full back and sapphire crystal case back Fold-over clasp Strap widths Case x Buckle: 21 x 16 mm Diameter: 40 mm CALL FOR AVAILABILITY