Victorinox CHRONOGRAPHS Watch Basic Operating Instructions Manual page 11

SETTING THE DATE AND TIME
A. Pull out the crown to position (2) (the watch continues to run).
B. Turn the crown until yesterday's date appears.
C. Pull out crown to position (3).
D. Turn the crown until the correct date appears.
E. Turn the crown until you reach the correct time.
F. Push the crown back into position (1).
To Set Time Alone
Follow instructions "C".
NOTE: In order to set the time to the exact second, the crown must
be pulled out when the second hand is in position "60" (i.e. 12:00).
Once the hour and minute hands have been set, the crown must be
pushed back into position (1) at the exact second.
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