Omega Seamaster vintage F300Hz 198.0018 cal.1250 (ESA9164 tuning fork)Case&crystal:case has sign of use, unpolished; crystal is mineral glass, has some scratches in it
Braclect:original braclect in ok condition.
Movement:Omega cal.1250 tuning fork(based on ESA9162/9164)
Battery has been changed 3 months ago.
Due to original gasget aging, movement has some wiggle room inside the case was fixed by using TPE to fill the gap(shown on pic)
Right now everything is solid.
Second hand running smoothly. Humming at 300Hz. Day date autojump ok. Manual can be adjust, however it needs to be gental.
Turning crown clockwise the day and date both jump, but if you turn it anti-clockwise, only date jump.
This is a known-weakpoint of this movement. Plastic date wheel plus 50+ years of age, good to find in somewhat working condition.
Serial number:3489xxxx, should be late 1972
higher-end option of accutron 214/218