Movement 677 chronograph

Movements Movement 677 chronograph
Number:
Oris 677, base ETA 7754
Dimensions:
Ø 30.00 mm, 13 1/4’’’
Functions:
Centre hands for hours, minutes and chronograph 1/4 sec., 3 subsidiary dials for continuous seconds, 30 minutes and 12 hours counter, date window at 6 h, date corrector, fine timing device and stop-second, 24 hours hand with second time mechanism
Winding:
Automatic winding, with red rotor
Power-Reserve:
48 hrs
Vibrations:
28’800 A/h, 4 Hz
Jewels:
25