When the watch shows an abnormal display or does not properly function, or does not move at all or at one-second intervals even after being fully charged, follow the instructions below to reset the built-in IC. Then the watch will resume its normal operation.
Resetting the built-in IC
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Pull out the crown to the second click.
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Press and hold buttons A and B simultaneously for three seconds, and release.
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Push the crown back in to the normal position.
The seconds hand will stop.
For models with screw down crown, please unlock the crown before operating it.
The seconds hand immediately starts moving.
If the seconds hand is moving at two-second intervals, fully charge the watch until it starts moving at one-second intervals. Charging the battery
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Adjust the preliminary position of the stopwatch hands, and then set the time and date.
Adjusting the preliminary position of the stopwatch handsAdjusting the preliminary position of the stopwatch hands
How to set the time and dateHow to set the time and date
When the preliminary position of the stopwatch hands are reset, and time and date are correctly set, the operation of resetting the built-in IC is completed.