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- Landeron Cal. 248 - Friction spring for chronograph runner 8290
Landeron Cal. 248 - Friction spring for chronograph runner 8290
id:
Landeron_248_8290
CHF 54.00
| Calibre | Landeron 248 |
|---|---|
| International reference | 8290 |
| State | Never used |
| Year of production | Circa 1937 |
| Caliber diameter | 31.5 mm |
| Caliber height | 6.2 mm |
| Frequency | 18'000 A/h |
| Power reserve | 41h |
| Ruby | 17 |