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GMT, Worldtimer, GMT Chronograph
Operating instructions
2
Chronograph functions
(calibre 3603 – fig. XXIII, calibres 9605, 9615 – fig. XXVII)
•
Pusher A :
start – stop, start – stop, etc.
Timing to within 1/8 of a second for up to 12 hours.
•
Pusher B :
reset (after stopping).
Note:
the chronograph function must always be stopped before the
zero resetting function is used. Never push the chronograph’s two
pushers (A and B) simultaneously (calibre 3603).
Summary of Contents for 1151
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