FHF 159
Mechanical
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Notes
varying bridge layouts (cf. FHF 150),
many of them probably signed as FHF 150, and only in old data sheets listed with individual designations
differences not known between 150, 151, 156, 158, 159, 162-164, 166, 174, 178, 187, 201, 203, 208
option (only 150, 152): 11.5"
Dimensions
| Width | 23.3 lignes (52.56 mm) |
|---|---|
| Height | 4 mm |
| Stem height | 0.5 mm |
| Hands (H × M × S) | 1.4 × 0.7 × 0.21 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 | GR5254 |
|---|---|
| Height | 1.8 mm |
| Thickness | 0.1 mm |
| Length | 320 mm |
| Barrel diameter | 9 mm |