rrm7309-cs
RRM7309-CS
RRM7309-CS is a watch calibre by Ball Watch Company.
It is an automatic mechanical movement, which is produced in-house and has chronometer precision. Complications are hours, minutes, sweep seconds and date. The power reserve is 80 hours.
In contrast to the calibre RRM7309-C this movement is equipped with an anti-magnetic silicon balance spring.
Description:
Functions:
- Hours, minutes, sweep seconds and date
Data:
- Ø 34.24 mm, H 5.16 mm
- 25 Jewels
- 28,800 A/h
rrm7309-cs.txt · Last modified: 02.12.2022 20:38 by 127.0.0.1