Calibre catalogue / Extended reserve / 1AY0A
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1AY0A 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.
Extended reserve
1AY0A
1 Series
- —Centre seconds
- —Automatic
- —Open-heart
- —Exposed balance
| Specification | |
|---|---|
| Size | 33 mm (1.299 in) |
| Height | 6.5 mm (0.256 in) |
| Jewels | 18 |
| Frequency | 28,800 vph (4 Hz) |
| Power reserve | 72 h |
| Finish colour | White |
Check dimensions against the fitting drawing before tooling a case.