Patek Philippe Grand Complications Split-Seconds Chronograph 5370P-011 manual winding mechanical watch features a 41mm platinum case surrounding a Grand Feu blue enamel dial on a blue alligator strap with a platinum deployant buckle. Functions include hours, minutes, seconds, and split-seconds chronograph. This watch is powered by the mechanical movement Caliber CHR 29‑535 PS. This watch is water-resistant to 30m.