AC
(
Cal.
F672
)
To Maintain Stable Operation
Wear the watch on a regular basis or turn the crown occasionally to adequately wind the mainspring.
This watch operates by winding up the mainspring.
> "How to Wind the Mainspring"
TIP
- Inadequate winding of the mainspring may cause the watch to run fast or slow.
- You are recommended to wear the watch at least 8 hours a day.