ETA 2850
Mechanical
Hacking
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Dimensions
| Width | 25.6 lignes (57.75 mm) |
|---|---|
| Height | 4.15 mm |
| Stem height | 1.6 mm |
| Hands (H × M × S) | 1.5 × 0.9 × 0.25 mm |
Technical data
| Beat rate | 28,800 vph (4 Hz) |
|---|---|
| Lift angle | 53 ° |
| Power reserve | 50 h |
| Jewels | — |
| Shock protection | — |
| Mobile stud carrier | No |
Complications
| Self winding | No |
|---|---|
| Date | No |
| Day | No |
| Hacking | Yes |
| Chronograph | No |
Mainspring
| GR code | — |
|---|---|
| Height | 10.5 mm |
| Thickness | 0.12 mm |
| Length | 440 mm |
| Barrel diameter | 1.3 mm |