OP II

hours, minutes, small seconds, date

COSC Certified. Introduction as OP II at 1997, was more and more replaced by OP XI starting from 2002,

Evolution at ?: New movement decoration e.g. PAM00380

Label Value
ModelOP II
WindingManual
BasisUnitas 6497/2
ProducerETA
Introduction1997
Dimension37,22 mm (16 1/2''')
Frequency21.600 vph (3 Hz)
Power Reserve56 h
Jewels17
Height4,50 mm