Case fitting diameter: 11 1/2''' - Dia. 25.60 mm

Height: 3.35 mm

Frequency: 28'800 A/h (4 Hz)

Running time: 42h

Number of jewels: 17

Average rate: 12 +/- 12 s/d

Winding: Manual winding 

Functions: Display by means of hands hours, minutes, seconds. No calendar.