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Mainspring
For Citizen 4-271921
1.70 x 0.175 x 540 x 16.0 mm
Height (H): 1.7mm
Thickness (T): 0.175mm
Total Length (TL): 540mm
Barrel Diameter (BD): 16mm
End Type: MB
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 |
|---|---|---|
| GR5072MB | 1.70 x 0.180 (0.175) x 540 x 16.0 mm | Buy mainspring |
Movement Listing
This mainspring is used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Citizen 4-102266 | CITIZE CASE REFERENCE | |
| Citizen 4-E42789 | CITIZEN CASE | |
| Citizen 4-R10231 | CITIZEN CASE | |
| Citizen 4-S05511 | CITIZEN CASE | |
| Forster 50 | 21 JEWEL DIRECT CENTER SECOND | 10.5 |
| Omega 14433 | OMEGA CASE - USES CALIBER 300 | |
| Omega 6678 | OMEGA CASE USES CALIBER 302 | |
| Citizen 4-102266 | CITIZE CASE REFERENCE | |
| Seiko 1E20-6160 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 6119-8410 | SEIKO CASE REFERENCE | |
| Seiko V232-6980 | SEIKO CASE REFERENCE | |
| Seiko V733-6A60 | SEIKO CASE 951201 | |
| Seiko 1E20-6160 | SEIKO CASE REFERENCE COSERVE 2003/2004 |
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