Name
Normal position
Crown
Position 1
Position 2
Normal position
Button
Position 1
Position 2
Normal position
Button
Position 1
Position 2
4
Crown
position
Mode switching
Calendar correction
Time correction
Not used
Not used
Not used
Not used
Month correction
Not used
Time/Calendar
Chronograph
Mode switching
0-position check/correction
(function hand, date wheel)
0-position check/correction
(second hand, 24-hour hand, hour
hand, minute hand)
Start/stop, reset
(pressing continuously for at
least 2 seconds)
Function hand and date
wheel 0-position correction
Second hand 0-position
correction
Recalls 1/20 seconds when
stopped
Not used
Not used