Omega caliber 38.5 LT1 is Swiss movement from 1930’s.
Functions: hour, minute and sub second.
This movement is used on pocket watches.
Manual-winding movement with 15 jewels.
f = 18000 A/h
Power reserve: N/A
Diameter: 39.0 mm
Other links:
Omega caliber 38.5 LT1 watch parts