CHRONOGRAPH VD57 (WITH DATE), VD55 (NO DATE)
1/10 SECOND COUNTER
MINUTE COUNTER
SECOND COUNTER
TIME AND DATE SETTING
1. Before setting the time, make sure the chronograph is stopped and set
to zero (12:00) position.
2. Pull crown out to position 2 and turn clockwise to set date to the
previous day.
3. Pull crown out to position 3 when the second hand is at the 12:00
position, and turn clockwise until the present date is displayed.
Continue turning crown to set the correct a.m./p.m. time.
4. Return crown to position 1.
NOTE: When crown is in position 2, do not press the pushers. Otherwise
the chronograph hands will move.
NOTE: To ensure accuracy, do not set the date between 9:00 p.m. and
1:00 a.m.
CHRONOGRAPH FUNCTIONS
Basic Function
1. Press A to start/stop the chronograph.
2. Press B to reset to zero.
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DATE
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Interval Timing
1. Press B while the chronograph is running.
2. Press B again to return to the chronograph.
3. Press A to finalize timing.
4. Press B to reset.
Adjusting the Chronograph Hands to Zero Position
If one or more chronograph hands are not in their correct zero (12:00)
positions after pressing B (for example, following a battery change):
1. Pull crown out to position 3 (position 2 for VD55).
2. Press A to move the chronograph 1/10 second counter one increment;
press and hold A for fast advance.
3. Press B to reset the second and minute counters one increment; press
and hold B for fast advance.
4. Return crown to position 1.
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