Calibre catalogue / Complication / 9B20A
Click the movement to magnify it. Once zoomed, scroll to go closer and drag to move around.
9B20A fitting drawing (PDF)
Dimensions, stem height and hand fitting. Keyed to the base calibre, so sibling references share this drawing. Supplied for casing and fitting purposes only.
Complication
9B20A
9 Series
- —Second time zone
- —Hours and minutes
- —Day/night indicator
- —Small seconds
| Specification | |
|---|---|
| Size | 37.2 mm (1.465 in) |
| Height | 8.1 mm (0.319 in) |
| Jewels | 29 |
| Frequency | 21,600 vph (3 Hz) |
| Power reserve | 40 h |
| Finish colour | White |
Check dimensions against the fitting drawing before tooling a case.
