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Mainspring
For ETA 505
1.10 x 0.120 x 320 x 10.5 mm
Height (H): 1.1mm
Thickness (T): 0.12mm
Total Length (TL): 320mm
Barrel Diameter (BD): 10.5mm
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 4-166370 | CITIZE CASE REFERENCE | |
| Citizen 4-166370 | CITIZE CASE REFERENCE | |
| Citizen 4-391055 | CITIZEN CASE | |
| Citizen 4-391055 | CITIZEN CASE | |
| Fernand Girardet 65/3 | 18000 BPH SS SHOCK | 5.5 |
| Seiko 1E20-3020 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 2Y01-5B9A | SEIKO CASE REFERENCE | |
| Seiko 7A28-7010 | SEIKO CASE REFERENCE | |
| Seiko 7N29-6C90 | SEIKO CASE 951201 |
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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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