Calibre catalogue / Extended reserve / 10Y0A
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10Y0A 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
10Y0A
1 Series
- —Centre seconds
- —Open-heart
- —Exposed balance
| Specification | |
|---|---|
| Size | 33 mm (1.299 in) |
| Height | 4.45 mm (0.175 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.