@iwcwatches: Redefining Tomorrow, Today. Protected by five patents, the crown-operated Perpetual Calendar ProSet is an intricate mechanism developed over the course of almost a decade. Its multiple functional layers feature highly complex geometries made possible through the advanced LIGA manufacturing process. The moon phase display also reaches a new level of precision, remaining accurate for 1,044 years. Ref. IW339601 #IWCwatches #IWCpilot #WatchesAndWonders2026

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Wednesday 15 April 2026 10:00:00 GMT