IWC Ingenieur Perpetual Calendar Digital Date-Month Reference 3792 Watch Operating Instructions
Your IWC watch shows you the time in hours, minutes and seconds with hands, the date and the month in a large digital display as well as the leap year. You can use the integrated flyback chronograph to measure any period of time up to 12 hours in seconds, minutes and hours. Stop times can be added together. The mechanical movement with automatic winding has a power reserve of approximately 68 hours when fully wound. The rotor in the form of a Spitfire winds the watch in both directions of rotation via the IWC double pawl winding system. Your Ingenieur Perpetual Calendar Digital Date Month is protected by a sapphire glass of hardness grade 9 on Mohs’ scale. Your watch is water resistant 12 bar. In addition to the uniqueness of its functions, it is the display’s legibility and the ease with which it can be used that distinguishes this watch from other complicated timepieces. To ensure that this extraordinary watch continues to perform faultlessly in the future, it is essential to observe a few important operating instructions.
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In IWC Ingenieur Perpetual Calendar Digital Date-Month Watch Manual
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