Lemania 1340 is Swiss movement from 1960’s.
Automatic chronograph, 60s, 60min, 12h, cam switched, center-minute and -second
sub second, date: quickset, 24h display
Automatic movement with 17 or 22 jewels
f = 28800 A/h
Power reserve: 44 hours
Diameter: 34-35 mm
Other links:
Lemania caliber 1340 watch parts