IWC Schaffhausen Big Pilot's Watch Perpetual Calendar ProSet 140 Years Mercedes-Benz

The IWC Big Pilot's Watch Perpetual Calendar ProSet 140 Years Mercedes-Benz, reference IW329603, has a 42 mm steel case. This watch is a limited edition of 140 pieces with a perpetual calendar. Case thickness is 14 mm, and the crown screws down. Self-winding calibre 82665 has a 60-hour power reserve and 34 jewels. Convex sapphire glass covers the black dial with a day and date display, central hacking seconds and a moon phase display. The watch is on a black rubber strap. Water resistance is rated to 100 metres. An IWC EasX-CHANGE quick-change system is included on the watch.