Calibre catalogue / Tourbillon — Twin barrel / 3407E
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3407E 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 — Twin barrel
3407E
34 Series
- —Tourbillon
- —Twin barrel
- —Hours and minutes
- —Fine finishing
| Specification | |
|---|---|
| Size | 35.6 mm (1.402 in) |
| Height | 6 mm (0.236 in) |
| Jewels | 26 |
| Frequency | 28,800 vph (4 Hz) |
| Power reserve | 72 h |
| Finish colour | Platinum tone |
Check dimensions against the fitting drawing before tooling a case.