Cyma 834a
Mechanical
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Notes
option: bimetallic screw balance
differences not known between 834a, 836a, 182
Dimensions
| Width | 19.35 lignes (43.65 mm) |
|---|---|
| Height | 3.3 mm |
| Stem height | 0.4 mm |
| Hands (H × M × S) | 1.2 × 0.75 × 0.15 mm |
Technical data
| Beat rate | 18,000 vph (2.5 Hz) |
|---|---|
| Lift angle | — |
| Power reserve | 38 h |
| Jewels | — |
| Shock protection | — |
| Mobile stud carrier | No |
Complications
| Self winding | No |
|---|---|
| Date | No |
| Day | No |
| Hacking | No |
| Chronograph | No |
Mainspring
| GR code | Zf647 |
|---|---|
| Height | 7.5 mm |
| Thickness | 0.07 mm |
| Length | 280 mm |
| Barrel diameter | 1.2 mm |