Omega 1045 Quick start guide

Cal. 1045 1
Technical guide
1976
CALIBRE
o 31.00 mm
/
Power-reserve
Jewel number
Frequency
Angle of lift
45 h
17
28'800 A/h
53°
8.20 mm
English
1045
Movement height
31 CHRO C 12 RA PC CALD CORR CORJ A24 STS PS C60 17 jewels
Automatic wrist-chronograph with 2 pushers in the usual
position. Chronograph coupling by disc system. Hour,
minute and second hammers self-coordinated. Sweep
second hand. Central 60 minute recorder hand. 12-hour
recorder hand. Synchronization of the 3 chronograph
hands is ensured by a single wheel-train chain. Small
second hand. 24-hour indicator. Stop-second device.
Day-date indicators with rapid corrector. Automatic
unidirectional winding of simple conception. Fine
adjustment system with mobile stud-holder. Removal of
barrel without disassembling of movement.
of the winding crown
Position 1 (against the case) manual winding
Position 2 (middle) rapid correction of date by turning the
winding crown in clockwise direction
rapid correction of day by turning the winding crown in anti-
clockwise direction
Position 3 (exterior) time setting
stop of small second
MANIPULATION
of the chronograph pusher
Pusher "A" 1st push = start of hands C - D - E
2nd push = stop of hands C - D - E
Pusher "B" push = reset to zero of hands C - D - E
when stopped.

1976
Cal. 1045 2
DISASSEMBLING
Parts in synthetic material : should be manipulated carefully and not held by the functional sections.

1976
Cal. 1045 3

1976
Cal. 1045 4

1976
Cal. 1045 5

1976
Cal. 1045 6
ASSEMBLING

1976
Cal. 1045 7

1976
Cal. 1045 8

1976
Cal. 1045 9

1976
Cal. 1045 10