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Mainspring
For Parrenin C1640
1.60 x 0.130 x 360 x 11.5 mm
Height (H): 1.6mm
Thickness (T): 0.13mm
Total Length (TL): 360mm
Barrel Diameter (BD): 11.5mm
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 4-663438 | CITIZEN CASE | |
| Citizen 4-L10179 | CITIZEN CASE | |
| ETA 937 | 11.5 | |
| ETA 937 | 11.5 | |
| Seiko 2C20-0420 | SEIKO CASE REFERENCE | |
| Seiko 2P21-5A80 | SEIKO CASE REFERENCE | |
| Seiko 2P21-5A80 | SEIKO CASE REFERENCE | |
| Seiko 7431-5400 | SEIKO CASE REFERENCE | |
| Seiko A628-5010 | SEIKO CASE REFERENCE | |
| Seiko V401-T010 | SEIKO CASE 951201 | |
| Seiko Y481-0180 | PULSAR CASE REFERENCE | |
| Zentra 592 | IWC 92 |
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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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