04
AUTOMATIC - NH37
WIND UP THE MAINSPRING
SETTING THE DATE
SETTING THE TIME
Normal position
1.
2.
3.
4.
Turn the crown to set hour and
minute hands
Crown may need to be unscrewed
prior to operation.
Push the crown back to the position.
Pull the crown out to the position.
Normal position
1.
2.
3.
4.
Turn the crown counter-clockwise
to set the date
Do not set the date between
9:00PM and 4:00AM as this
may cause a malfunction.
Pull the crown out to the position.
Push the crown back to the position.
Normal position
1.
2.
Turn the crown clockwise to wind
up the mainspring
Wind by turning the crown clockwise
8 times. It will start to move naturally
after shaking slightly.
To wind up with winding machine.
Full wind up conditions:
Rotary speed: 30rpm
Operating time: 60rpm
Some models will remove the date function.
Summary of Contents for 515.24H
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