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Mainspring
For Seiko 8420-6420
1.70 x 0.120 x 340 x 10.5 mm
GR Reference #: GR4936
Height (H): 1.7mm
Thickness (T): 0.12mm
Total Length (TL): 340mm
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.
Movement Listing
This mainspring is used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Bulova C876615 | BULOVA CASE REFERENCE | |
| Citizen 4-405331 | CITIZEN CASE | |
| Citizen 4-H03671 | CITIZEN CASE | |
| Citizen 4-Y60284 | CITIZEN CASE | |
| Citizen EA1572 | CITIZE CASE REFERENCE | |
| Omega 16452 | OMEGA CASE - USES CALIBER 455 | |
| Bulova C876615 | BULOVA CASE REFERENCE | |
| Omega 18452 | OMEGA CASE USES CALIBER 483/580 | |
| Omega 7070 | 28800 BPH TIMER 1/8TH OFF CENTER MINUTE REGISTER 3 FUNCT | 17 |
| Ronda 752 | QUARTZ ANALOG W/OUT SECOND | |
| Seiko 2C20-6150 | SEIKO CASE REFERENCE | |
| Seiko 4300-0099 | SEIKO | |
| Seiko 8800-5060 | SEIKO CASE REFERENCE | |
| Seiko 8N41-703A | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko Y800-4000 | PULSAR CASE REFERENCE | |
| Urofa 59 | 15 |
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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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