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Mainspring
For IWC 431
1.25 x 0.110 x 320 x 10.0 mm
Height (H): 1.25mm
Thickness (T): 0.11mm
Total Length (TL): 320mm
Barrel Diameter (BD): 10mm
End Type: Manual
To look for similar mainsprings that exactly match a specific dimension, select it from the links above.
GR Approximation
This mainspring does not have a GR reference. The following GR mainsprings are the closest fit, when values differ the exact value is shown brackets for reference:
Movement Listing
This mainspring is used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Citizen 4-107276 | CITIZEN CASE | |
| Citizen 4-663004 | CITIZEN CASE | |
| Citizen 4-796381 | CITIZEN CASE | |
| Citizen 4-799747 | CITIZEN CASE | |
| Citizen 4-E68826 | CITIZEN CASE | |
| Omega 345.0223 | ||
| Pulsar Y147B | QUARTZ ANALOG DSS CALD W/CORR | |
| Seiko 2320-5090 | SEIKO CASE REFERENCE | |
| Seiko 7T11-0AF0 | SEIKO CASE REFERENCE COSERVE 2005 | |
| Seiko V811-2530 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko Y113-8119 | PULSAR CASE REFERENCE | |
| Seiko Y151-0AH0 | SEIKO CASE REFERENCE COSERVE 2003/2004 |
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Similar Mainspring Listing
This mainspring is similar to the mainspring used by the following movements. A similar mainspring differs slightly in one or more dimensions but may possibly still work as a replacement. When values differ the exact value is shown brackets for reference:
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