57
HAND-WOUND MECHANICAL WATCHES
WITHOUT DATE DISPLAY
CALIBER: 510
THE CROWN HAS 2 POSITIONS
1. Normal position
When pressed in against the case
(position 1), the crown ensures that the
watch is water-resistant (if not damaged).
Winding
This mechanical calibre is hand-wound.
In order to ensure continuous operation
of the watch, it must be fully wound once
a day by turning the crown forwards in
position 1.
2. To set the time
Pull the crown out to position 2, and turn it
forwards or backwards to the desired time.
2. To set the time and the second time
zone
Pull the crown out to position 3 and turn it
forwards or backwards until the desired time
is set.
The 24-hour hand also moves to set the
desired time in the second time zone.
Accept by pushing the crown back to
position 1 to coincide with a given time
signal.
3. Setting the hour (changing the time
zone or from summer to winter time)
and the date
Pull the crown out to position 2 and turn it
forwards or backwards until the desired date
appears.
The hour hand moves in one-hour jumps.
Push the crown back to position 1.
NOTE: Date setting is not recommended
between 8 pm and 2 am.