Calibre catalogue / Hand-wound / 27J0A
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27J0A 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.
Hand-wound
27J0A
2 Series
- —Centre seconds
- —Skeletonised
| Specification | |
|---|---|
| Size | 30 mm (1.181 in) |
| Height | 5.3 mm (0.209 in) |
| Jewels | 20 |
| Frequency | 21,600 vph (3 Hz) |
| Power reserve | 42 h |
| Finish colour | White |
Check dimensions against the fitting drawing before tooling a case.