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Mainspring
For IWC 9520
1.50 x 0.210 x 490 x 17.0 mm
Height (H): 1.5mm
Thickness (T): 0.21mm
Total Length (TL): 490mm
Barrel Diameter (BD): 17mm
End Type: Manual
To look for similar mainsprings that exactly match a specific dimension, select it from the links above.
GR Approximation
This mainspring does not have a GR reference. The following GR mainsprings are the closest fit, when values differ the exact value is shown brackets for reference:
| GR Reference # | Mainspring | Buy |
|---|---|---|
| GR4367 | 1.50 x 0.210 x 520 (490) x 16.5 (17.0) mm | Buy mainspring |
Movement Listing
This mainspring is used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Seiko 2906-5390 | SEIKO CASE REFERENCE | |
| Bulova C870130 | ||
| Citizen 4-153804 | CITIZEN CASE | |
| Citizen 4-S51245 | CITIZEN CASE | |
| Citizen 4-849191 | CITIZEN CASE | |
| Citizen 4-F61460 | CITIZEN CASE | |
| Citizen 4-F91431 | CITIZEN CASE | |
| Citizen 4-S51245 | CITIZEN CASE | |
| Citizen 4-S51717 | CITIZEN CASE | |
| Citizen EA6132 | CITIZE CASE REFERENCE | |
| Elgin 689 | ||
| Eterna 1481K | DSS AUTO CAL 21,600 | 13 |
| Miyota 8215 | MIYOTA MOVEMENT | 11.5 |
| Omega 8947 | OMEGA CASE REFERENCE | |
| Seiko 1100-3760 | SEIKO CASE REFERENCE | |
| Seiko 1E20-5570 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 1E20-6369 | SEIKO CASE REFERENCE | |
| Seiko 1N01-5060 | SEIKO CASE REFERENCE | |
| Seiko 2906-5390 | SEIKO CASE REFERENCE | |
| Seiko 2A22-0430 | SEIKO CASE REFERENCE | |
| Seiko 2Y00-0270 | SEIKO CASE REFERENCE | |
| Seiko 6106-7590 | SEIKO CASE REFERENCE |
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