Cyma 064
Mechanical
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Notes
bimetallic screw balance
winding pinion with helical gearing
all train jewels in gold settings (even on dial side)
strange: escape-wheel cap jewel in fixed setting, bearing jewel in setting screwed from the rear side
differences not known between 063, 064, 067, 068
Dimensions
| Width | 15.3 lignes (34.51 mm) |
|---|---|
| Height | 3.7 mm |
| Stem height | — |
| Hands (H × M × S) | 1.2 × 0.78 × ? mm |
Technical data
| Beat rate | 18,000 vph (2.5 Hz) |
|---|---|
| Lift angle | — |
| Power reserve | 45 h |
| Jewels | — |
| Shock protection | — |
| Mobile stud carrier | No |
Complications
| Self winding | No |
|---|---|
| Date | No |
| Day | No |
| Hacking | No |
| Chronograph | No |
Mainspring
| GR code | GR2950 |
|---|---|
| Height | 1.2 mm |
| Thickness | 0.11 mm |
| Length | 320 mm |
| Barrel diameter | 9.5 mm |
Overview
| Type | Mechanical |
|---|---|
| Manufacturer | Cyma |
| Year | — |
| Family | — |
| Clone of | — |
Documents
None
Updated 7 days ago · 0 revisions