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Mainspring
For Seiko 8420-5740
1.30 x 0.075 x 220 x 6.5 mm
GR Reference #: GR3193
Height (H): 1.3mm
Thickness (T): 0.075mm
Total Length (TL): 220mm
Barrel Diameter (BD): 6.5mm
End Type: Manual
To look for similar mainsprings that exactly match a specific dimension, select it from the links above.
Movement Listing
This mainspring is used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Citizen 4-039963 | CITIZEN CASE | |
| Citizen 4-102479 | CITIZEN CASE | |
| Citizen 4-291565 | CITIZEN CASE | |
| Citizen 4-H04058 | CITIZEN CASE | |
| Citizen 4-L04331 | CITIZEN CASE | |
| Citizen 66-2178 | CITIZE CASE REFERENCE | |
| Citizen 66-2178 | CITIZE CASE REFERENCE | |
| Omega 18505 | OMEGA CASE USES CALIBER 440 | |
| Seiko 7N85-0050 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko V533-7B80 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 7S26-0029 | SEIKO CASE REFERENCE | |
| Seiko V533-7B80 | SEIKO CASE REFERENCE COSERVE 2003/2004 |
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Similar Mainspring Listing
This mainspring is similar to that used by the following movements. When values differ the exact value is shown brackets for reference:
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