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Durowe 435
Basic Information
| Name | Durowe 435 |
|---|---|
| Manufacturer | Durowe |
| Launch Year | 1950 |
| Caliber Family | Description 420, 421: 10.5" , manual wind, sub second 422: 10.5" , manual wind, sweep second 435: 10.5" , manual wind, sweep second, date 520: 11.5" , manual wind, sub second 522: 11.5" , manual wind, sweep second 552: 11.5" , automatic, sweep second Related calibers Durowe 420, Durowe 421, Durowe 422, Durowe 435, Durowe 520, Durowe 522, Durowe 552 |
| Is COSC certified | No |
Technical Details
| Lignes Dimensions | 10.5 ‴ |
|---|---|
| Dimensions | 23.7 mm |
| Height | 4.9 mm |
| Further Measures | Mounting Diameter (Dm): 23.35mm Stem height (T): 2.6mm Mounting Height (F): 1.5mm |
| Power Reserve | 37 hours |
| Frequency | 18,000 vph |
| Jewels | 21 |
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 0.65mm |
|---|---|
| Hand Count | 3 |
| Country Of Manufacture | (not set) |
| Notes | Remarks: 1950- wheels beryllium bronze Other data: balance staff: U1559 stem: W1296 / W2899 (thread 1.1 / 0.9mm) mainspring / battery: Zf1041, 1.40 x 9.0 x 0.11 x 260mm balance staff ronda: 3402 (10,5) stem ronda: 248 (10,5) Mainspring: 1.400 x 8.000 x 0.110 x 260.000 mm Ranfft mentioned about this caliber: There are variants with this quantity of jewels 15, 17, 21 |
| Signature | ca. 1950: 17, S, Laco, 17 Jewels - Durowe 422; Durobloc (Durowe 422) |
Metadata
| Created At | Sep 15, 2023 |
|---|---|
| Updated At | Apr 23, 2025, 11:31:46 PM |
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