Citizen 6P Series Instruction Manual page 11

C) SETTING THE DAY AND TIME (HOUR, 24 HOUR, MINUTE AND SECOND)
The hour, 24 hour, minute, second and day are set by the same operation.
SETTING PROCEDURE
DAY →
C-1) SETTING THE DAY
Pull the crown out to the 2nd position to stop the second hand at 0 (12 o'clock).
Turn the hour/minute hands in a clockwise direction to set a day
In order to set the day, you must advance the hour hand by 24 hours per day.
NOTE:
* If the day is set by turning the crown counterclockwise, there is the possibility the date will not
change over.
Do not set the day by turning the crown in counterclockwise direction.
* The day changes somewhere between 0:00a.m. and 5:30a.m. or a little later.
C-2) SETTING THE TIME
After setting the day, set the hour (and 24hour) and minute hands.
Turn the hour/minute hands in a clockwise direction to set the time.
To ensure time is set accurately, first turn the minute hand 5 minutes ahead of desired time and
then turn back (in a counterclockwise) to the desired time.
After setting the time, use a time signal to synchronize the watch by pushing crown to the normal
position to start the second hand going.
NOTE:
Make sure you have correctly set AM/PM before setting the time.
When the day changes over, it is a.m..
(Day changes over between 0:00a.m. and 5:30a.m. or little later)
Check am./p.m. by the 24hour hand.
D) SETTING THE DATE (BY QUICK OPERATION)
Pull the crown out to the 1st position. Turn the crown counterclockwise to set the date quickly.
NOTE:
* Do not set the date between the hours 9:00p.m. and 0:30a.m.. The date may not change correctly
the next day.
HOUR & 24HOUR → MINUTE → SECOND