Valjoux 551
Mechanical
Chronograph
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Notes
open face calibre
Breguet hairspring
Dimensions
| Width | 42.1 lignes (94.97 mm) |
|---|---|
| Height | 7.5 mm |
| Stem height | 0.6 mm |
| Hands (H × M × S) | 2.32 × 1.88 × 0.31 mm |
Technical data
| Beat rate | 18,000 vph (2.5 Hz) |
|---|---|
| Lift angle | 42 ° |
| Power reserve | 35 h |
| Jewels | — |
| Shock protection | — |
| Mobile stud carrier | No |
Complications
| Self winding | No |
|---|---|
| Date | No |
| Day | No |
| Hacking | No |
| Chronograph | Yes |
Mainspring
| GR code | — |
|---|---|
| Height | 17 mm |
| Thickness | 0.23 mm |
| Length | — |
| Barrel diameter | 1.9 mm |
Overview
| Type | Mechanical |
|---|---|
| Manufacturer | Valjoux |
| Year | — |
| Family | — |
| Clone of | — |
Related calibers
Documents
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Updated 7 days ago · 0 revisions