SJX Watches
In-Depth: IWC’s ProSet Perpetual Calendar
IWC’s history was dotted with landmark innovations such as Albert Pellaton’s pawl winding system, Kurt Klaus’ famous perpetual calendar, and Richard Habring’s split-seconds chronograph module. Though IWC has arguably been thin on such innovation in recent years, the ProSet perpetual calendar is a long overdue return to form. The calendar’s clever features make it true to IWC’s identity as an engineer’s manufacture. Set entirely via the crown just like the Kurt Klaus calendar, ProSet can also be adjusted forwards and backwards, making it both idiot-proof and convenient. A smaller Big Pilot This bidirectional perpetual calendar module made its debut earlier this year at Watches & Wonders inside the Big Pilot’s Watch Perpetual Calendar ProSet, which blends the manufacture’s latest engineering feat with the beloved styling of the pilot’s watch. The ProSet system is currently only available inside the 42 mm Big Pilot. Powered by a downsized base calibre, the 42 mm ProSet is the first Big Pilot under 46 mm to include a perpetual calendar. IWC has a tweaked and scaled down the its signature Kurt Klaus module in the past for the 42 mm Portugieser and some Portofinos, but somehow it never made into the reduced Big Pilot collection. Unfortunately, these smaller watches lacked the now-iconic digital year display, and instead featured a subtler (but more forgettable) leap cycle aperture. The ProSet brings back the four-digit year display, making this watch almost ...
