Calibre catalogue / Tourbillon — Double / 3807E

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3807E 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 — Double
3807E
38 Series
- —Double tourbillon
- —Hours and minutes
- —Fine finishing
| Specification | |
|---|---|
| Size | 36 mm (1.417 in) |
| Height | 6.3 mm (0.248 in) |
| Jewels | 35 |
| Frequency | 28,800 vph (4 Hz) |
| Power reserve | 42 h |
| Finish colour | Platinum tone |
Check dimensions against the fitting drawing before tooling a case.
Same base calibre





