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Mainspring
For Seiko 7320-520A
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 |
|---|---|---|
| Seiko 6309-512B | SEIKO CASE REFERENCE | |
| Citizen 4-327861 | CITIZEN CASE | |
| Citizen 4-957199 | CITIZE CASE REFERENCE | |
| Seiko 7N39-0AM0 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Citizen 4-G02409 | CITIZEN CASE | |
| Citizen 5430M | 18,000 BPH | 12.5 |
| Citizen 7923 | QUARTZ-ANALOG | 9 x 10.5 |
| Citizen 8626A | ||
| Citizen DY-5055 | CITIZE CASE REFERENCE | |
| Lucien Piccard 40B | 21,600 BPH | |
| Seiko Y563-8390 | PHASAR CASE REFERENCE | |
| Omega 5602 | OMEGA CASE USES CALIBER 455 | |
| Omega 6158 | OMEGA CASE USES CALIBER 752 | |
| Seiko 6309-512B | SEIKO CASE REFERENCE | |
| Seiko 7N39-0AM0 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko V600-6120 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko Y563-8390 | PHASAR CASE REFERENCE | |
| Tissot 2701 | 21600 BPH-17 JL-INCA-ADJ. STUDHOLDER | 5.5 x 6.75 |
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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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