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Mainspring
For Seiko 7121-7030
1.35 x 0.080 x 220 x 7.5 mm
GR Reference #: GR3472X
Height (H): 1.35mm
Thickness (T): 0.08mm
Total Length (TL): 220mm
Barrel Diameter (BD): 7.5mm
End Type: Auto
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 |
|---|---|---|
| Certina 778 | QUARTZ-DIGITAL | 13 |
| Citizen 4-311191 | CITIZEN CASE | |
| Omega 2050 | OMEGA CASE USES CALIBER 230 | |
| Citizen 4-311469 | CITIZE CASE REFERENCE | |
| Seiko 4N00-0369 | SEIKO CASE. | |
| Citizen 4-653432 | CITIZEN CASE | |
| Citizen 4-830636 | CITIZEN CASE | |
| Citizen 4-R003194 | CITIZEN CASE REFERENCE | |
| Longines CHT1974 | LONGINES CASE REFERENCE | |
| Citizen 4-R03706 | CITIZEN CASE | |
| Longines CHT1974 | LONGINES CASE REFERENCE | |
| Citizen 4-Y61744 | CITIZEN CASE | |
| Citizen 75-0654 | CITIZE CASE REFERENCE | |
| Citizen BW-7449 | CITIZE CASE REFERENCE | |
| Hanhart 372 | BM 85 TIMER | |
| Longines CHT1974 | LONGINES CASE REFERENCE | |
| Omega 166.0070 | OMEGA CASE REFERENCE | |
| Omega 2050 | OMEGA CASE USES CALIBER 230 | |
| Omega 395.838 | OMEGA CASE USES CALIBER 1378 | |
| Omega 5595 | OMEGA CASE USES CALIBER 480 AND 212 | |
| Seiko 1600-5280 | SEIKO CASE REFERENCE | |
| Seiko 2205-0910 | SEIKO CASE REFERENCE | |
| Seiko 4720-5130 | SEIKO CASE REFERENCE | |
| Seiko 4N00-0369 | SEIKO CASE. | |
| Seiko 5E21-5B80 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 6923-600B | SEIKO CASE REFERENCE | |
| Seiko 7N39-0AJ0 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko V256-0050 | SEIKO CASE REFERENCE | |
| Seiko V701-6660 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko Y100-4010 | PULSAR CASE. | |
| Seiko Y113-5269 | PULSAR CASE REFERENCE | |
| Seiko Y591-0050 | SEIKO CASE REFERENCE COSERVE 2003/2004 |
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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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