Jaeger-LeCoultre caliber 491 is Swiss movement from 1940’s.
Functions: hours and minutes.
Manual-winding movement with 17 jewels.
f = 18000 A/h
Power reserve: N/A
Diameter: 15.20 x 13.00 mm
Parts on the movement:
Other links:
Jaeger-LeCoultre caliber 491 watch parts