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Protect from shocks, chemicals, magnetic fields, and temperature extremes.
Explains COSC certification and distinguishes chronometers from chronographs.
Instructions on how to wind the watch and set the time.
Steps to start, stop, and reset the chronograph for single measurements.
Procedure to pause and resume chronograph measurements.
Details the scale for converting minutes into hours for calculations.
How to use the watch as a compass in the northern hemisphere.
How to use the watch as a compass in the southern hemisphere.
Information on the watch's water resistance and gasket maintenance.
Tips for cleaning and maintaining leather straps and metal bracelets.
Advice on protecting the watch from damage and environmental factors.
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General