Valjoux 77
Mechanical
c. 1946
Chronograph
No photos yet
Notes
1946-
swivel pinion after Edouard Heuer's patent from von 1886
ratchet on dial side, crown mechanism with rocker bar
Dimensions
| Width | 29.5 lignes (66.55 mm) |
|---|---|
| Height | 6 mm |
| Stem height | — |
| Hands (H × M × S) | 1.8 × 1.2 × 0.25 mm |
Technical data
| Beat rate | 18,000 vph (2.5 Hz) |
|---|---|
| Lift angle | — |
| Power reserve | 39 h |
| Jewels | — |
| Shock protection | — |
| Mobile stud carrier | No |
Complications
| Self winding | No |
|---|---|
| Date | No |
| Day | No |
| Hacking | No |
| Chronograph | Yes |
Mainspring
| GR code | GR4229 |
|---|---|
| Height | 1.5 mm |
| Thickness | 0.14 mm |
| Length | 360 mm |
| Barrel diameter | 11.5 mm |
Overview
| Type | Mechanical |
|---|---|
| Manufacturer | Valjoux |
| Year | c. 1946 |
| Family | — |
| Clone of | — |
Documents
None
Updated 7 days ago · 0 revisions