Jaeger-LeCoultre caliber 403 is Swiss movement.
Functions: hours and minutes.
Manual-winding movement with 15 or 16 jewels.
f = 18000 – 21600 A/h
Power reserve: N/A
Diameter: 20.0 x 8.50 mm
Parts on the movement:
Other links:
Jaeger-LeCoultre caliber 403 watch parts