2.4
AL-550 / AL-555
CALIBER
GMT
FUNCTIONS: HOURS, MINUTES, SECONDS,
DATE, GMT (2ND TIME ZONE)
USE OF THE GMT FUNCTION:
The GMT is fitted with an additional
arrow
setting it instantly apart from the main hour
hand.
specials instructions
This additional hand completes a revolution of
the dial in 24 hours and represents the reference
time. The hour hand, which represents local time,
may be easily set by jumping from hour to hour.
If you are travelling: pull the crown to position
and set your reference time, using the graduated
scale on the raised dial.
Then, push the crown to position
1
the hour hand by one-hour jumps in order to dis-
play the time of the country you are visiting. This
operation is done without stopping the mechani-
1
cal movement and therefore without changing the
2
watch's other settings.
You can now read the time of the location from
which you have travelled, on a 24-hour scale, and
the time of the place where you are currently located
at a glance!
36
2.5
FUNCTIONS: HOURS, MINUTES, 10 MIN. COUNTDOWN
2
One minute has passed.
and adjust
COUNTDOWN
Before starting the countdown, the 5 apertures are
the same colour as the dial. Each aperture repre-
sents one minute. When the gun is fired, start the
counting (press button
After 1 minute, the first aperture becomes blue and
the next 4 are still the colour of the dial. After 5
minutes, the second hand is at 12 o'clock and the
5 apertures are blue. The race official fires again to
confirm the continuation of the start.
If the countdown is stopped, simply stop
AL-880
CALIBER
AUTOMATIC
COUNTDOWN
1
4
7 minutes 30 seconds have passed.
the counting on the watch by pressing button
and restarting it when the countdown resumes,
by pressing button
).
the first aperture becomes orange and the next
1
4 are still blue. After 9 minutes, 4 apertures are
now orange and the blue of the final aperture has
started to disappear.
You should then organise the start of your boat to
pass the line when the 5 apertures are orange and
the second hand is at 12 o'clock.
37
1
4
4
4
again. After 6 minutes,
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