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Mainspring
For Seiko 2620-0020
1.60 x 0.120 x 320 x 9.5 mm
GR Reference #: GR4537
Height (H): 1.6mm
Thickness (T): 0.12mm
Total Length (TL): 320mm
Barrel Diameter (BD): 9.5mm
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 |
|---|---|---|
| Omega 18139 | OMEGA CASE USES CALIBER 440 | |
| Bulova C875319 | BULOVA CASE REFERENCE | |
| Citizen 4-S60431 | CITIZEN CASE | |
| Omega 18139 | OMEGA CASE USES CALIBER 440 |
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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:
| Movement | Mainspring | GR Reference # |
|---|---|---|
| Omega 420 | 1.55 (1.60) x 0.110 (0.120) x 340 (320) x 10.0 (9.5) mm |
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