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Mainspring
For Citizen 4-720440
1.60 x 0.105 x 300 x 9.0 mm
GR Reference #: GR4503
Height (H): 1.6mm
Thickness (T): 0.105mm
Total Length (TL): 300mm
Barrel Diameter (BD): 9mm
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 31-3017 | CITIZE CASE REFERENCE | |
| Citizen 4-096444TA | CITIZE CASE REFERENCE | |
| Citizen 4-269110 | CITIZEN CASE | |
| Citizen 4-740122 | CITIZEN CASE | |
| Seiko 2320-0039 | SEIKO CASE REFERENCE | |
| Citizen 4-823559 | CITIZEN CASE | |
| Citizen 4-K02503 | CITIZEN CASE | |
| Cyma Tavannes 065 | AUR8 | 6.5 x 11 |
| Cyma Tavannes 065 | AUR8 | 6.5 x 11 |
| Ronda 9013 | PIN LEVER 18,000 BPH (DSS OR W/O SEC) | 8.75 |
| Seiko 2320-0039 | SEIKO CASE REFERENCE | |
| Seiko 8123-8020 | SEIKO CASE REFERENCE | |
| Seiko 9570-4A00 | 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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