Continuing the long-standing tradition of perpetual calendar watches Powered by the IWC-manufactured 52615 calibre automatic movement Featuring a 46mm stainless steel case and secured with a blue leather strap Boasting a 7-day power reserve Defined by its perpetual calendar with displays for the date, day, month, year in four digits and perpetual moon phase for the northern and southern hemisphere OUTSTANDING TIMEKEEPINGDeveloped during the 1980s by IWCs former head-watchmaker Kurt Klaus, the Big Pilots Watch has been expertly developed to always take centre stage. Smart, stylish and performance driven, this timepiece instantly commands attention. Boasting IWC's legendary perpetual calendar, which automatically recognises different month lengths and leap years, this model also features a Pellaton winding system fitted with ceramic components, and the IWC-manufactured 52615 calibre is visible through the sapphire glass back. ENGINEERED TO PERFORM Continuing the long-standing tradition