Jaquet Droz PERPETUAL CALENDAR, Manual

Page: 3 / 12

INSTRUCTIONS FOR USE
PERPETUAL CALENDAR
The crown has two positions
Neutral position
Time-setting position
Corrector functions
Corrector a (at 10 o’clock)
Activates the date and day
indication.
Corrector b (at 2 o’clock)
Individually activates the month
and leap-year indication.
Corrector c (at 8 o’clock)
Individually activates the day of
the week indication.
Starting the watch
Crown in position This
position enables you to restart
the self-winding movement
manually by turning the crown
upwards ( ).
Important note : Do it before
each use (minimum 40 turns).
Setting the time
Pull the crown out to position
. Turn the crown upwards
( ) to move the hands to the
date change and then to the
required time.
For accurate time-setting, ensure
that the last adjustment of the
hands is made in a clockwise
direction.
After this operation, push the
crown back to position ; turn
the crown downwards ( ) to
ensure it turns freely.
Important note : In the time-
setting position, do not turn the
crown downwards ( ).
It is indispensable to set the
watch to time before making
any other corrections (day, date,
month and leap years).
Correcting the day, date,
month and leap years
Activate corrector a until the
retrograde hand A indicates the
required date, and then corrector
b until the hand of the subdial at
12 o’clock indicates the required
month at the same time as the
aperture B indicates the required
year.
After that, activate corrector
c until the retrograde hand C
indicates the required day.
Important note : Once the
time-setting is complete,
corrections of the day, date,
month and year must not under
any circumstances be done
while the watch shows the time
between 10 pm and 2 am.
In a leap year and in February,
correction must not be made
while the watch indicates
between 6 pm and 2 am.
Kindly remember : This watch
is guaranteed water-resistant to
3 bar (30 metres), provided the
crown is in position .