Automatic watch movement ETA 2896.
All ETA movements are made in Switzerland and must meet extremely strict criteria for precision before they make it into a watch. Their high frequency ensures excellent mechanical precision.
Hours, minutes, small second
Self-winding mechanism with ball bearing
Instantaneous date display in big window
Stop second device
Regulator system ETACHRON and regulator corrector
28.800 vibrations per hour / 4 Hz
Diameter 25.6 mm, height 4.85 mm
Oscillating mass: Cotes de Geneve.