Universal 231
Mechanical
No photos yet
Notes
differences not known between 231, 232
The sweep second post doesn't even stick out of the cannon pinion; so the 231 might have no or a thinner hand-gear plate.
Dimensions
| Width | 18.5 lignes (41.73 mm) |
|---|---|
| Height | 4.8 mm |
| Stem height | 1.6 mm |
| Hands (H × M × S) | 1.32 × 0.78 × 0.18 mm |
Technical data
| Beat rate | 18,000 vph (2.5 Hz) |
|---|---|
| Lift angle | — |
| Power reserve | 42 h |
| Jewels | — |
| Shock protection | — |
| Mobile stud carrier | No |
Complications
| Self winding | No |
|---|---|
| Date | No |
| Day | No |
| Hacking | No |
| Chronograph | No |
Mainspring
| GR code | GR3220 |
|---|---|
| Height | 1.3 mm |
| Thickness | 0.09 mm |
| Length | 280 mm |
| Barrel diameter | 8 mm |
Overview
| Type | Mechanical |
|---|---|
| Manufacturer | Universal |
| Year | — |
| Family | — |
| Clone of | — |
Documents
None
Updated 7 days ago · 0 revisions