Need a part for this caliber? Supporters unlock the parts catalog, factory equivalents, and the donor finder that shows which other movements can supply the part you need.
Become a Supporter
Updates to data and images are welcome from our readers.
FHF 19.5"
Basic Information
| Name | FHF 19.5" |
|---|---|
| Manufacturer | Fabrique d’Horlogerie de Fontainemelon |
| Launch Year | 1905 |
| Is COSC certified | No |
Timegrapher
Beat rate
18,000 bph
Frequency
2.5 Hz
Reference: healthy amplitude ≈ 270–315° fully wound (>200° at 24 h); beat error ideally < 0.5 ms.
Technical Details
| Lignes Dimensions | 19 ‴ |
|---|---|
| Dimensions | 44.6 mm |
| Height | 6.5 mm |
| Further Measures | Mounting Diameter (Dm): 43.9mm Stem height (T): 3.0mm Mounting Height (F): 0.5mm |
| Power Reserve | 41 hours |
| Frequency | 18,000 vph |
| Jewels | 16 |
Complications and Specifications
| Shape | Round |
|---|---|
| Complications |
|
| Regulator Type | Pinned Regulator (or Index Regulator) |
| Movement Type | Manual |
| Escapement Type | Swiss Lever |
| Control Type | Balance Wheel |
| Winding Type | Stem Winding (Crown) |
| Setting Type | Lever Set |
Additional Information
| Hand Sizes | 1.80 x 0.55 / 0.28mm |
|---|---|
| Hand Count | 3 |
| Country Of Manufacture | Switzerland |
| Notes | Remarks: hunter calibre bimetallic screw balance (not always cut) Breguet hairspring Other data: mainspring / battery: 2.50 x 18.0 x 0.21mm Ranfft mentioned about this caliber: There are variants with this quantity of jewels 15, 16 |
| Signature | ca. 1905: - 26119, 71802 |
Compatible Parts
No parts linked yet for this caliber.
Metadata
| Created At | Sep 15, 2023 |
|---|---|
| Updated At | Apr 23, 2025, 11:32:38 PM |
Loading...