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1. Normal position
When pressed in against the case
and screwed in, the crown ensures that
the watch is water-resistant.
3. To set the time
Pull the crown out to position 3. The small
seconds hand will stop. Set the correct time
by turning the crown forwards or backwards.
Accept by pushing the crown back to posi-
tion 1 to coincide with a given time signal.
Chronograph functions
Timing to within 1/4th of a second for
up to 12 hours.
Make sure the chronograph hands are
at zero (Pusher B).
Pusher A: Start – stop, start – stop etc.
Pusher B: Reset (after a stop).
Make sure the chronograph hands are
at zero (Pusher B).
Pusher A: Start – stop, start – stop etc.
Pusher B: Reset (after a stop).
SELF-WINDING SPLIT-SECONDS
CHRONOGRAPH
CALIBER: 663
SCREW-IN CROWN
This model is fitted with a screw-in crown.
The crown must be unscrewed before using
it to adjust any settings. It must then
be returned to position 1 and screwed back
in. Position 1 is the starting point for all
manipulations of the crown.
THE CROWN HAS 3 POSITIONS
Only positions 1 and 3 are functional.