IWC Schaffhausen Big Pilot's Watch Perpetual Calendar Edition "Antoine de Saint Exupéry"

The IWC Big Pilot's Watch Perpetual Calendar Edition "Antoine de Saint Exupéry", reference IW503801, has a 46.2 mm steel case. This special edition has a perpetual calendar; a screw-down crown is set into the case, which measures 15.3 mm thick. Self-winding calibre 52610 has a 168-hour power reserve and 54 jewels. The brown dial has a day and date display, small hacking seconds, a power reserve indicator and a moon phase display beneath convex sapphire glass. The watch has a brown calf leather strap. A water-resistance rating of 60 metres applies to the case. The calibre has an operating frequency of 28,800 vibrations per hour.