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Mainspring
For Seiko 1F20-1A90
1.20 x 0.070 x 240 x 6.5 mm
GR Reference #: GR2856
Height (H): 1.2mm
Thickness (T): 0.07mm
Total Length (TL): 240mm
Barrel Diameter (BD): 6.5mm
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 |
|---|---|---|
| Seiko 1N01-5B39 | SEIKO CASE 971129 | |
| Citizen 4-106253 | CITIZE CASE REFERENCE | |
| Citizen 4-131738 | CITIZEN CASE | |
| Citizen 4-S60112 | CITIZEN CASE | |
| Citizen G30178 | CITIZEN CASE REFERENCE | |
| Omega 16499 | OMEGA CASE - USES CALIBER 483/580 | |
| Seiko 1N00-X142 | ||
| Seiko 1N01-5B39 | SEIKO CASE 971129 | |
| Seiko 5930-5090 | SEIKO CASE REFERENCE | |
| Seiko Y147-7050 | SEIKO CASE REFERENCE | |
| Seiko Y480-6500 | PULSAR CASE REFERENCE | |
| Tissot 3350 | QUARTZ-ANALOG-6JLS-W/O SECOND- | 5.5 x 6.75 |
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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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