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Precimax 400
Basic Information
| Name | Precimax 400 |
|---|---|
| Manufacturer | Précimax |
| Launch Year | 1945 |
| Caliber Family | Description 250: 10.5" , sub second 250SC: 10.5" , indirect sweep second 400: 10.5" , direct sweep second 450: 11.5" , direct sweep second Related calibers Precimax 250, Precimax 250SC, Precimax 400, Precimax 450 |
| Is COSC certified | No |
Technical Details
| Lignes Dimensions | 10.5 ‴ |
|---|---|
| Dimensions | 23.7 mm |
| Height | 4.6 mm |
| Further Measures | Mounting Diameter (Dm): 23.3mm Stem height (T): 1.7mm Mounting Height (F): 1.2mm |
| Power Reserve | 39 hours |
| Frequency | 18,000 vph |
| Jewels | 17 |
Complications and Specifications
| Shape | Round |
|---|---|
| Complications |
|
| Shock Protection | Other / Vintage |
| 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 x 0.20mm |
|---|---|
| Hand Count | 3 |
| Country Of Manufacture | Switzerland |
| Notes | Remarks: There is too much likeness between the families Femga 500, 502, 520 and Precimax 250, 250SC, 400, 450, to believe in accident, but relations between the French Femga and the Swiss Precimax are not known. Further samples will probably resolve the doubts. Other data: balance staff: U1529 stem: W822 mainspring / battery: Zf1268, 1.55 x 8.5 x 0.10 x 250mm balance staff ronda: 2033 (10,5) balance staff ronda: 3374 (10,5) balance staff ronda: 3124 (10,5) stem ronda: 855 (10,5) |
| Signature | ca. 1945: F, 353, Helios Watch Co,, Swiss, 17 Jewels - Cal.450; Shock-Resist (Precimax 450, 11.5" ) |
Metadata
| Created At | Sep 15, 2023 |
|---|---|
| Updated At | Apr 23, 2025, 11:33:52 PM |
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