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Urofa 55
Basic Information
| Name | Urofa 55 |
|---|---|
| Manufacturer | UROFA |
| Launch Year | 1940 |
| Is COSC certified | No |
Technical Details
| Lignes Dimensions | 10.5 ‴ |
|---|---|
| Dimensions | 23.6 mm |
| Height | 4.2 mm |
| Further Measures | Mounting Diameter (Dm): 23.3mm Stem height (T): 2.0mm Mounting Height (F): 0.6mm |
| Power Reserve | 39 hours |
| Frequency | 18,000 vph |
| Jewels | 15 |
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 | Stem Set (Crown Pull) |
Additional Information
| Hand Sizes | 1.40 x 0.80 / 0.21mm |
|---|---|
| Hand Count | 3 |
| Country Of Manufacture | (not set) |
| Notes | Remarks: stem mechanism without setting-lever spring Other data: balance staff: U378 stem: W329 mainspring / battery: Zf1348, 1.65 x 9.0 x 0.10 x 290mm balance staff ronda: 2432 (10,5) stem ronda: 1188 (10,5) |
| Signature | ca. 1940: 8, ZentRa 230 - Urofa 55 |
Metadata
| Created At | Sep 15, 2023 |
|---|---|
| Updated At | Apr 23, 2025, 11:34:20 PM |
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