IWC Portuguese Grande Complication Reference 3774 Watch Operating Instructions

Your IWC watch shows you the time in hours, minutes and seconds, as well as the moon phase, thedate,the day, the month and the year in four digits. You can use the integrated chronograph to measure any period of time in seconds, minutes and hours. Stop times can be added together. The strike train of the Portuguese Grande Complication chimes the time - in hours, quarters and minutes.

IWC Portuguese Grande Complication Reference 3774 Watch Operating Instructions ScreenshotFilename: IWA44559_REF3774_eu.pdf
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In IWC Portuguese Grande Complication Watch Manual

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