Alpina 331
Overview
| Type | Mechanical |
|---|---|
| Manufacturer | Alpina |
| Year | ~ |
Documents
No documents
Notes:
open face calibre
Breguet hairspring
differences not known between 331, 333
Dimensions
| Width | 38.2 lignes |
|---|---|
| Height | 4.9 mm |
| Hands diameter (H x M x S) | 1.85 x 1.0 x 0.2 mm |
Technical data
| Lift angle | ° |
|---|---|
| Beat rate | 18000 BPH |
| Jewels count | |
| Power reserve | 35 hours |
| Shock protection | |
| Mobile stud carrier | false |
Complications
| Self winding | no |
|---|---|
| Date | false |
| Day | false |
| Hacking | false |
| Chronograph | false |
Mainspring
| GR code | GR3847 |
|---|---|
| Length | 480 |
| Height | 1.4 |
| Thickness | 0.18 |
| Diameter | 15.0 |