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This Chronograph watch has 3 functions:
TIME, CALENDAR, STOPWATCH
TIME
To set the time:
1. Pull crown to position “C”.
2. Turn crown clockwise / counter clockwise to correct time.
3. Push crown to position “A”.
CALENDAR
To set the calendar:
1. Pull crown to position “B”.
2. Turn crown clockwise to correct calendar.
3. Push crown to position “A”.
DAY OF WEEK (For 8172/220)
To set the day:
1. Pull crown to “C” position.
2. Turn crown clockwise (hour hands rotate 24 hours) to correct day
of week.
3. Push crown to “A” position.
Note: The day of week changes automatically every 24 hours.
