Landeron 149 and 189 is Swiss movements from 1960’s.
There are two options with 30 and 45 minutes indication on the chronograph.
2 registers on the dial
Manual-winding movement with 17 jewels
F = 18000 A/h
Power reserve: 42 hours
Diameter: 31 mm
Parts on the movement:
View more here ? Landeron cal. 149 watch parts
View more here ? Landeron cal. 189 watch parts