Big Pilot's Watch Perpetual Calendar 46 mm, ceramic with blue calfskin strap, self-winding manufacture caliber 52615 with perpetual calendar and moon-phase display | Reference Number IW410131

With the Big Pilot’s Watch Perpetual Calendar (Ref. IW503605) IWC Schaffhausen continues its long-standing tradition of watches with a perpetual calendar. In-house caliber 52615 with a Pellaton winding system enhanced with ceramic components and a power reserve of seven days stands for highest precision and quality. It can be viewed through the transparent crystal case back of the 46.2-millimeter stainless steel case. The functions, such as date, day and month, the double moon phase and the remaining power reserve, are clearly displayed on four subdials on the blue dial with rhodium-plated hands. The blue leather strap rounds off the legendary timepiece.