Felsa 21 alt
Mechanical
No photos yet
Notes
different bridge shapes
later 6" calibre with same designation
Dimensions
| Width | 19.45 lignes (43.88 mm) |
|---|---|
| Height | 3.4 mm |
| Stem height | — |
| Hands (H × M × S) | 1.15 × 0.7 × 0.2 mm |
Technical data
| Beat rate | 18,000 vph (2.5 Hz) |
|---|---|
| Lift angle | — |
| Power reserve | 36 h |
| Jewels | — |
| Shock protection | — |
| Mobile stud carrier | No |
Complications
| Self winding | No |
|---|---|
| Date | No |
| Day | No |
| Hacking | No |
| Chronograph | No |
Mainspring
| GR code | Zf930 |
|---|---|
| Height | 7.5 mm |
| Thickness | 0.09 mm |
| Length | 220 mm |
| Barrel diameter | 1.35 mm |
Overview
| Type | Mechanical |
|---|---|
| Manufacturer | Felsa |
| Year | — |
| Family | — |
| Clone of | — |
Documents
None
Updated 7 days ago · 0 revisions