Operation Manual

1. Pull out the crown when the second hand is at the 12 o’clock
position. The second hand will stop on the spot.
2. Turn the crown clockwise or counterclockwise to set the hour,
minute and 24-hour hands to the desired time.
* When setting the hour hand, be sure to check that the 24-
hour hand is set properly.
3. Push the crown back in to the normal position in accordance
with a time signal.
Time setting for Cal. V656
Time/calendar setting for Cal. V657
1. Pull out the crown to the first click, and turn it clockwise until
the previous day’s date appears.
* Do not set the date between 9:00 p.m. and 1:00 a.m. Otherwise,
the date may not change properly.
2. Pull out the crown to the second click when the second hand is
at the 12 o’clock position. The second hand will stop on the
spot.
3. Turn the crown clockwise until the desired date appears, and
set the hour and minute hands to the desired time.
* When setting the hour hand, be sure to check that AM/PM is
correctly set. The watch is so designed that the date changes
once in 24 hours. Turn the hands past the 12 o’clock marker
to determine whether the watch is set for the A.M. or P.M.
period. If the date changes, the time is set for the A.M.
period. If it does not change, the time is set for the P.M.
period.
4. Push the crown back in to the normal position in accordance
with a time signal.
Note: When setting the minute hand, first advance it 4 to 5
minutes ahead of the desired time and then turn it back to
the exact minute.