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Mainspring
For Seiko 4N21-0740
1.60 x 0.085 x 260 x 7.5 mm
GR Reference #: GR4455
Height (H): 1.6mm
Thickness (T): 0.085mm
Total Length (TL): 260mm
Barrel Diameter (BD): 7.5mm
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 C815010 | BULOVA CASE REFERENCE | |
| Bulova C863254 | BULOVA CASE REFERENCE | |
| Bulova C967379 | BULOVA CASE. | |
| Cartier 687 | 8.25 | |
| Citizen 4-225465 | CITIZE CASE REFERENCE | |
| Citizen 4-230175 | CITIZEN CASE | |
| Citizen 4-326385 | CITIZEN CASE | |
| Citizen 4-673158 | CITIZEN CASE | |
| Citizen 4-R08821 | CITIZEN CASE | |
| Citizen 4-S29312 | CITIZEN CASE | |
| Citizen 45-6403 | CITIZE CASE REFERENCE | |
| Citizen 81-5551 | CITIZE CASE REFERENCE | |
| Citizen 88-4022 | CITIZE CASE REFERENCE | |
| Cyma Tavannes 404 | 8 x 9 | |
| Fontainemelon 965 | 11.5 | |
| Forster 2091 | REGULAR AND SWEEP SECOND-ROCKING | 8.75 x 11 |
| Girard Perregaux 41 | 12.5 | |
| Hampden 5 1/4L | HAMPDEN WRIST WATCH LADY GRACE | |
| Helbros 238 | PES. 330 SS USE 335 | 11.5 |
| Kasper 300 | 10.5 | |
| Omega 196.241 | OMEGA CASE | |
| Omega 5811 | OMEGA CASE USES CALIBER 484 | |
| Omega C8684 | OMEGA CASE REFERENCE | |
| Rolex 7596 | ROLEX CASE REFERENCE | |
| Seiko 1000-8270 | SEIKO CASE REFERENCE | |
| Seiko 1100-1240 | SEIKO CASE REFERENCE | |
| Seiko 1N00-X160 | ||
| Seiko 1N01-0B80 | SEIKO CASE 08/12/98 | |
| Seiko 2620-5000 | SEIKO CASE REFERENCE | |
| Seiko 2P20-5D40 | SEIKO CASE REFERENCE | |
| Seiko 4N21-5280 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 5H22-6070 | SEIKO CASE REFERENCE | |
| Seiko 5L10-6A09 | SEIKO CASE REFERENCE | |
| Seiko 7009-5320 | SEIKO CASE REFERENCE | |
| Seiko 7009-5940 | SEIKO CASE REFERENCE | |
| Seiko 7122-7020 | SEIKO CASE REFERENCE | |
| Seiko 7320-5890 | SEIKO CASE REFERENCE | |
| Seiko 7430-5010 | SEIKO CASE REFERENCE | |
| Seiko 8420-7250 | SEIKO CASE REFERENCE | |
| Seiko 9T82-0AD0 | SEIKO CASE REFERENCE COSERVE 2005 | |
| Seiko V532-7E40 | SEIKO CASE 951201 | |
| Seiko V782-0160 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko V810-X051 | ||
| Seiko VX42-X266 | ||
| Seiko Y563-611A | PULSAR CASE REFERENCE | |
| Zentra 154 | SCHILD & CO 280 | 18 |
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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:
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