Calibre catalogue / Hand-wound / 649YA
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649YA 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
649YA
6 Series
- —Small seconds
- —Fine finishing
| Specification | |
|---|---|
| Size | 26 mm (1.024 in) |
| Height | 5.85 mm (0.230 in) |
| Jewels | 32 |
| Frequency | 28,800 vph (4 Hz) |
| Power reserve | 38 h |
| Finish colour | White |
Check dimensions against the fitting drawing before tooling a case.
