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Mainspring
For Hamilton 620
1.60 x 0.105 x 10.5 mm
Height (H): 1.6mm
Thickness (T): 0.105mm
Barrel Diameter (BD): 10.5mm
End Type: Auto
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:
| GR Reference # | Mainspring | Buy |
|---|---|---|
| GR4385X | 1.55 (1.60) x 0.100 (0.105) x 400 x 10.5 mm | Buy mainspring |
Movement Listing
This mainspring is used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Citizen 4-087038 | CITIZEN CASE | |
| Citizen 4-098579 | CITIZE CASE REFERENCE | |
| Citizen 4-F40063 | CITIZEN CASE | |
| Citizen 4-S021642 | ||
| Hamilton 8256 | HAMILT CASE REFERENCE | |
| Omega 14311 | OMEGA CASE - USES CALIBER 352/354 | |
| Omega 6779 | OMEGA CASE | |
| Omega 8859 | OMEGA CASE REFERENCE | |
| Puw 1663 | 21,600 BPH-SHOCK-DSS-AUTO-CALENDAR | 11.5 |
| Seiko 1N00-6L90 | SEIKO CASE REFERENCE | |
| Seiko 2919-002A | SEIKO CASE REFERENCE | |
| Seiko 2F70-5450 | SEIKO CASE REFERENCE | |
| Seiko 2G28A | 7.75 | |
| Seiko 4N21-0610 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 7430-5130 | SEIKO CASE REFERENCE | |
| Seiko V501-7B30 | CRYSTAL | |
| Seiko V801-0790 | 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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