ETA 1131
Mechanical
No photos yet
Notes
like 1130, just bigger base plate
signature on dial side often or always 1120
differences not known between 1121, 1123, 1125, 1127, 1129, 1131, 1133, 1139, 1289
Dimensions
| Width | 29 lignes (65.42 mm) |
|---|---|
| Height | 3.5 mm |
| Stem height | 0.8 mm |
| Hands (H × M × S) | 1.5 × 0.8 × 0.21 mm |
Technical data
| Beat rate | 18,000 vph (2.5 Hz) |
|---|---|
| Lift angle | — |
| Power reserve | 43 h |
| Jewels | — |
| Shock protection | — |
| Mobile stud carrier | No |
Complications
| Self winding | No |
|---|---|
| Date | No |
| Day | No |
| Hacking | No |
| Chronograph | No |
Mainspring
| GR code | GR4196 |
|---|---|
| Height | 1.5 mm |
| Thickness | 0.13 mm |
| Length | 320 mm |
| Barrel diameter | 10.5 mm |
Overview
| Type | Mechanical |
|---|---|
| Manufacturer | ETA |
| Year | — |
| Family | — |
| Clone of | — |
Documents
None
Updated 7 days ago · 0 revisions