Jaeger-LeCoultre caliber 101 is Swiss movement from 1920’s.
Functions: hours and minutes.
Manual-winding movement with 15 jewels.
f = 21600 A/h
Power reserve: N/A
Diameter: 14.0 x 4.80 mm
Parts on the movement:
Other links:
Jaeger-LeCoultre caliber 101 watch parts