MST 916 
Ligne12.5'''

Remarks: Electonically switched, electrical impulse driven flywheel, with hack. Base movement is an ETA-ESA 9154 Dynotron.
 
Production period: 1970-74

Jewels: 13
Beat: 28800
Winding: Battery
Manufacturer: Other/Ebauche
Hand sizes:
  

Variant:
MST 916 12.5''' (28mm) electronic, balance wheel

Common parts/Interchange
Watches in my collection with the MST916:

All text and images are either © Kris Bubendorfer 2011-15 or © Roamer Watch Company.