FHF 251
Mechanical
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Notes
like 25, but bigger base plate
signature under dial also 25
option: Fonto regulator with mobile stud carrier and adjustustable regulator pin-width
Dimensions
| Width | 25.6 lignes (57.75 mm) |
|---|---|
| Height | 4.9 mm |
| Stem height | — |
| Hands (H × M × S) | 1.3 × 0.9 × 0.2 mm |
Technical data
| Beat rate | 18,000 vph (2.5 Hz) |
|---|---|
| Lift angle | — |
| Power reserve | 40 h |
| Jewels | — |
| Shock protection | — |
| Mobile stud carrier | No |
Complications
| Self winding | No |
|---|---|
| Date | No |
| Day | No |
| Hacking | No |
| Chronograph | No |
Mainspring
| GR code | GR4487 |
|---|---|
| Height | 1.6 mm |
| Thickness | 0.1 mm |
| Length | 320 mm |
| Barrel diameter | 9 mm |
Overview
| Type | Mechanical |
|---|---|
| Manufacturer | FHF |
| Year | — |
| Family | — |
| Clone of | — |
Documents
None
Updated 7 days ago · 0 revisions