Patek Philippe Grand Complications Perpetual Calendar Chronograph (5270R001) manual wind watch, features a 41mm 18k rose gold case surrounding a silver opaline dial on a brown alligator strap with an 18k rose gold Calatrava Cross deployant buckle. Functions include hours, minutes, ssmall econds, date, chronograph, day, day/night indicator, month, moon phase, and perpetual calendar. This watch comes complete with the original box and papers. We back this watch with a 2-Year WatchBox warranty!