17
8
QUARTZ CHRONOGRAPH
1/1 OF A SECOND – TYPE B
Includes Series 800 Sub-Sea Retrograde and Verto retrograde chronographs
LEGEND:
H
– Hour hand
M
– Minute hand
S
– Small seconds hand
C
– Chronograph retrograde 30-seconds counter
E
– Chronograph retrograde 60-minutes counter
F
– Chronograph retrograde 5-minutes counter
D
– Date window
1
,
2
,
3
– Crown positions
A
– Chronograph push-button (start/stop)
B
– Chronograph push-button (split-time/reset)
These chronograph models feature a center-
mounted retrograde seconds counter (up to 30),
two retrograde minutes counters (up to 5 and up to
60), a small seconds subdial, and date window.
They can be used to time an event up to 1 hour, 5
minutes and 59 seconds in duration to the nearest
second. The chronograph will stop automatically
after 2 hours.
TIME/DATE SETTING
Crown positions:
Position 1 – Normal running position.
Crown screwed-down into case.
Position 2 – To set DATE:
Rotate crown clockwise.
Position 3 – To set TIME:
Rotate crown in either direction.
To adjust the time:
1. Unlock screw-down crown. See “Screw-down
Crown” for instructions.
2. When small seconds hand
S
reaches <<60>>
position, pull crown out to position 3; watch stops.
3. Turn crown in either direction to move hands and
set time, making sure date changes at midnight,
not noon.
4. Push crown back in to position 1, and screw back
down into case. See “Screw-down Crown” for
instructions. Watch will restart, now set to correct
time.
To correct the date (quick mode):
1. Unlock screw-down crown. See “Screw-down
Crown” for instructions.
2. Pull crown out to position
2; watch continues to run.
3. Turn crown clockwise until correct date appears in
window
D
.
4. Push crown back in to position 1, and screw back
down into case. See “Screw-down Crown” for
instructions.
FIGURE A
