Patek Philippe Complications World Time Flyback Chronograph 5930P-001 self-winding mechanical watch features a 39.5mm platinum case surrounding a green guilloched dial on a shiny bottle green alligator strap with a platinum folding buckle. Functions include Hours, minutes, flyback chronograph with central chronograph seconds hand and 30-minute counter; world time with 24-hour and day/night indication for 24 time zones. This watch is powered by the mechanical movement Caliber CH 28‑520 HU. This watch is water-resistant to 30m.