The hour, minute, second and chronograph functions are powered by 4 motors using conventional quartz technology.
The crown has three positions:
Watch functions:
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Normal position, when worn: when pushed into the case, the crown guarantees the watch’s water resistance.
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Time zone setting: resetting the 30-minute totaliser.
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Time setting: pull the crown out to position 3. The seconds hand will stop. Turn the crown forwards or backwards. Synchronise the seconds by pushing the crown into position 1 to coincide with a given time signal; resetting the 1/10th of a second and 60-second totalisers.
Chronograph functions:
Allows the time to be read off to 1/10th of a second up to 30 minutes in the simple, addition or split modes (reading split times).
Simple timing function (crown in position 1):
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Pusher A: Start – stop (read time)
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Pusher B: Reset