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Mainspring
For Seiko 6730-5040
1.60 x 0.150 x 640 x 16.5 mm
GR Reference #: GR4618
Height (H): 1.6mm
Thickness (T): 0.15mm
Total Length (TL): 640mm
Barrel Diameter (BD): 16.5mm
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 C3980 | BULOVA CASE REFERENCE | |
| Buren 462 | MSPG MEASURES 6.5 X 10 X 14.75" | 12 |
| Citizen 4-S043361 | ||
| Citizen 4-Y62724 | CITIZEN CASE | |
| Valjoux 7760 | 28800 BPH-CHRONO-CALD (DAY-DATE) | 13.25 |
| Citizen EZ-1074 | CITIZEN CASE | |
| Omega 2964 | OMEGA CASE USES CALIBER 520 | |
| Valjoux 7760 | 28800 BPH-CHRONO-CALD (DAY-DATE) | 13.25 |
| Seiko 1E20-5060 | SEIKO CASE REFERENCE | |
| Seiko V329-5060 | SEIKO CASE REFERENCE | |
| Seiko V810-0720 | SEIKO CASE 08/12/98 | |
| Valjoux 7760 | 28800 BPH-CHRONO-CALD (DAY-DATE) | 13.25 |
| Wittnauer MI3540 | WITTNA CASE REFERENCE |
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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 # |
|---|---|---|
| Eterna 165 | 1.60 x 0.175 (0.150) x 580 (640) x 16.5 mm | GR4666 |
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