Calibre catalogue / Extended reserve / 1013A
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1013A 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
1013A
1 Series
- —Centre seconds
- —Open-heart
- —Exposed balance
| Specification | |
|---|---|
| Size | 31 mm (1.220 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.