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Mainspring
For IWC 421
1.40 x 0.090 x 260 x 8.0 mm
GR Reference #: GR3627
Height (H): 1.4mm
Thickness (T): 0.09mm
Total Length (TL): 260mm
Barrel Diameter (BD): 8mm
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 C4206 | BULOVA CASE REFERENCE | |
| Bulova C4206 | BULOVA CASE REFERENCE | |
| Bulova C873156 | ||
| Seiko 7E21-6A00 | ||
| Bulova C975505 | ||
| Seiko 7E21-6A00 | ||
| Citizen 4-821718 | CITIZEN CASE | |
| Citizen 4-955226 | CITIZE CASE REFERENCE | |
| Citizen 4-L08441 | CITIZEN CASE | |
| Fleurier 319 | 11.5 | |
| Mido 0617P | 18,000 BPH AUTO SWEEP SECOND | 6.75 |
| Omega 14439 | OMEGA CASE - USES CALIBER 300 | |
| Seiko 1E20-2A30 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 1N00-0HK0 | SEIKO CASE REFERENCE COSERVE 2005 | |
| Seiko 1N00-6F09 | SEIKO CASE 971129 | |
| Seiko 2220-7190 | SEIKO CASE REFERENCE | |
| Seiko 7E21-6A00 | ||
| Seiko 9531-603A | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko Y131-629A | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Zenith 9N |
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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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