ETA 784
Mechanical
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Notes
differences not known between 735, 737-739, 742-744, 752, 755, 772, 783, 784, 786, 801, 836, 837, 847, 849
probably just official designations for differing base plates and bridge layouts (cf. ETA 735)
Dimensions
| Width | — |
|---|---|
| Height | 3.5 mm |
| Stem height | 0.6 mm |
| Hands (H × M × S) | 1.25 × 0.65 × 0.22 mm |
Technical data
| Beat rate | 18,000 vph (2.5 Hz) |
|---|---|
| Lift angle | — |
| Power reserve | 47 h |
| Jewels | — |
| Shock protection | — |
| Mobile stud carrier | No |
Complications
| Self winding | No |
|---|---|
| Date | No |
| Day | No |
| Hacking | No |
| Chronograph | No |
Mainspring
| GR code | GR3283 |
|---|---|
| Height | 1.3 mm |
| Thickness | 0.11 mm |
| Length | 300 mm |
| Barrel diameter | 9 mm |
Overview
| Type | Mechanical |
|---|---|
| Manufacturer | ETA |
| Year | — |
| Family | — |
| Clone of | — |
Documents
None
Updated 7 days ago · 0 revisions