Calibre catalogue / Tourbillon — Openworked / 3021E
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3021E 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.
Tourbillon — Openworked
3021E
30 Series
- —Tourbillon
- —Skeletonised
| Specification | |
|---|---|
| Size | 27 mm (1.063 in) |
| Height | 4.1 mm (0.161 in) |
| Jewels | 21 |
| Frequency | 28,800 vph (4 Hz) |
| Power reserve | 48 h |
| Finish colour | Platinum tone |
Check dimensions against the fitting drawing before tooling a case.
