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Mainspring
For Seiko 7N21-0030
1.10 x 0.100 x 220 x 8.0 mm
GR Reference #: GR2610
Height (H): 1.1mm
Thickness (T): 0.1mm
Total Length (TL): 220mm
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 |
|---|---|---|
| Citizen 4-201256 | CITIZE CASE REFERENCE | |
| Citizen 4-296893 | CITIZEN CASE | |
| Citizen 4-399196 | CITIZEN CASE | |
| Citizen 4-831705 | CITIZEN CASE | |
| Citizen 89-0359 | CITIZE CASE REFERENCE | |
| Longines 9218-528 | LONGIN CASE REFERENCE | |
| Mido 1659 | MIDO CASE REFERENCE | |
| Omega 198.012 | OMEGA CASE REFERENCE | |
| Citizen 4-296893 | CITIZEN CASE | |
| Seiko 1400-5520 | SEIKO CASE REFERENCE | |
| Seiko 5626-7099 | SEIKO CASE REFERENCE | |
| Seiko Y136-5A00 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko Y143-6042 | LORUS CASE REFERENCE | |
| Seiko Y481-5320 | PULSAR CASE REFERENCE | |
| Tissot 4003 | QUARTZ DIGITAL |
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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:
| Movement | Mainspring | GR Reference # |
|---|---|---|
| Uwersi 57/6 | 1.10 x 0.100 x 195 (220) x 7.5 (8.0) mm |
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