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Mainspring
For Alpina 647
2.05 x 0.200 x 520 x 17.0 mm
Height (H): 2.05mm
Thickness (T): 0.2mm
Total Length (TL): 520mm
Barrel Diameter (BD): 17mm
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 4-397622 | CITIZEN CASE | |
| Seiko 3M22-0A20 | SEIKO CASE | |
| Seiko 6309-8099 | SEIKO 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 35L | 2.00 (2.05) x 0.210 (0.200) x 440 (520) x 16.0 (17.0) mm |
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