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Mainspring
For Seiko 7G21A
1.40 x 0.080 x 240 x 7.0 mm
GR Reference #: GR3607
Height (H): 1.4mm
Thickness (T): 0.08mm
Total Length (TL): 240mm
Barrel Diameter (BD): 7mm
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 |
|---|---|---|
| Bettlach 8045 | 19 | |
| Bulova C294 | BULOVA CASE REFERENCE | |
| Bulova C812105 | BULOVA CASE REFERENCE | |
| Bulova C869035 | BULOVA CASE REFERENCE | |
| Citizen 31-5508 | CITIZE CASE REFERENCE | |
| Citizen 32-7069 | CITIZE CASE REFERENCE | |
| Citizen 4-013212 | CITIZEN CASE | |
| Citizen 4-131053 | CITIZEN CASE | |
| Citizen 4-450035 | CITIZE CASE REFERENCE | |
| Citizen 4-A00441 | CITIZEN CASE | |
| Seiko 2206-0580 | SEIKO CASE REFERENCE | |
| Citizen 4-L15529 | CITIZEN CASE | |
| Seiko A359-5030 | SEIKO CASE REFERENCE | |
| Citizen 4-Y62406 | CITIZEN CASE | |
| Citizen 4-Y66207 | CITIZEN CASE | |
| Citizen 45-5431 | CITIZE CASE REFERENCE | |
| Citizen AF-2922 | CITIZE CASE REFERENCE | |
| Corum 52 | ||
| Seiko Y101-6110 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Elgin FKS316-040 | ||
| Lemania 55 | 5.5 x 6.75 | |
| Mido N2101 | MIDO CASE REFERENCE | |
| Omega 2030 | OMEGA CASE USES ACLIBER 230 | |
| Elgin FKS316-040 | ||
| Omega 2852-4SC | OMEGA CASE | |
| Seiko 0903-8169 | SEIKO CASE REFERENCE | |
| Seiko 1E20-0390 | SEIKO CASE REFERENCE | |
| Seiko 1N00-6G60 | SEIKO CASE 971129 | |
| Seiko 2206-0580 | SEIKO CASE REFERENCE | |
| Seiko 28007E | QUARTZ ANALOG CLOCK | |
| Seiko 5719-8990 | SEIKO | |
| Seiko 6109-7047 | SEIKO | |
| Seiko 7N00-7B40 | SEIKO CASE 951201 | |
| Seiko 7N42-0AT0 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 7N42-0CB0 | SEIKO CASE REFERENCE COSERVE 2005 | |
| Seiko 8123-6130 | SEIKO CASE REFERENCE | |
| Seiko A359-5030 | SEIKO CASE REFERENCE | |
| Seiko E029-5350 | SEIKO CASE REFERENCE | |
| Seiko Y101-6110 | 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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