IWC Big Pilot's Watch Perpetual Calendar ProSet Le Petit Prince (Ref. IW329601)

The next-generation Perpetual Calendar, designed to turn back time. IWC-ProSet is a testament to the advanced calendar expertise at IWC, as our watchmakers build on Kurt Klaus’ legacy and carry it into the future. The Big Pilot's Watch Perpetual Calendar ProSet Le Petit Prince houses the completely re-engineered module with seamless forward and backward adjustability, while an engraved @lepetitprinceofficiel on the case back and rotor adds a poetic touch – connecting past, present, and future. Ref. IW329601 #IWCwatches #IWCpilot #WatchesAndWonders2026