To unscrew the crown:
1. Turn it counterclockwise until tight.
2. Then you can wind the mainspring
or pull crown out for time/calendar
setting (Pos. “b”)
To screw in the crown:
1. Return the crown in Pos. “a”.
2. Turn crown clockwise while
pressing it lightly until tight.
9
HOW TO OPERATE THE SCREW IN LOCK TYPE CROWN
(for models with screw in lock type crown)