Helvetia 844
Mechanical
Self-winding (rotor)
Date
No photos yet
Notes
ball-bearing rotor
Kif-Duofix combined settings for escapement wheel
Dimensions
| Width | 25.95 lignes (58.54 mm) |
|---|---|
| Height | 5.8 mm |
| Stem height | 1.7 mm |
| Hands (H × M × S) | 1.35 × 0.9 × 0.28 mm |
Technical data
| Beat rate | 18,000 vph (2.5 Hz) |
|---|---|
| Lift angle | — |
| Power reserve | 42 h |
| Jewels | — |
| Shock protection | KIF |
| Mobile stud carrier | No |
Complications
| Self winding | Rotor |
|---|---|
| Date | Yes |
| Day | No |
| Hacking | No |
| Chronograph | No |
Mainspring
| GR code | Zf872 |
|---|---|
| Height | 10 mm |
| Thickness | 0.1 mm |
| Length | 350 mm |
| Barrel diameter | 1.3 mm |
Overview
| Type | Mechanical |
|---|---|
| Manufacturer | Helvetia |
| Year | — |
| Family | — |
| Clone of | — |
Related calibers
Documents
None
Updated 7 days ago · 0 revisions