Longines 6922-224, Fourth wheel with bit
- LONGINES original part in factory sealed packaging.
- Fits cal: 6922
Versions:
- 6902: no second.
- 6912: no second, date.
- 6922. sub. second.
- 6942: sweep second.
- 6952: sweep second, date.
- 6972: sweep second, date, day.