ETA 2415
Mechanical
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Notes
early fixed (Fig-1), later mobile stud carrier (Fig.3)
indirectly driven minute allows a very big balance
differences unknown: 2410, 2415
Dimensions
| Width | 15.3 lignes (34.51 mm) |
|---|---|
| Height | 3.4 mm |
| Stem height | 1 mm |
| Hands (H × M × S) | 1.2 × 0.6 × ? mm |
Technical data
| Beat rate | 18,000 vph (2.5 Hz) |
|---|---|
| Lift angle | — |
| Power reserve | 44 h |
| Jewels | — |
| Shock protection | — |
| Mobile stud carrier | No |
Complications
| Self winding | No |
|---|---|
| Date | No |
| Day | No |
| Hacking | No |
| Chronograph | No |
Mainspring
| GR code | GR3588 |
|---|---|
| Height | 1.4 mm |
| Thickness | 0.08 mm |
| Length | 200 mm |
| Barrel diameter | 6 mm |