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Mainspring
For Seiko 5645A
1.35 x 0.070 x 220 x 6.5 mm
Height (H): 1.35mm
Thickness (T): 0.07mm
Total Length (TL): 220mm
Barrel Diameter (BD): 6.5mm
End Type: Auto
To look for similar mainsprings that exactly match a specific dimension, select it from the links above.
GR Approximation
This mainspring does not have a GR reference. The following GR mainsprings are the closest fit, when values differ the exact value is shown brackets for reference:
Movement Listing
This mainspring is used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Seiko Y789-5119 | PULSAR CASE REFERENCE | |
| Certina 134 | QTZ | |
| Citizen 4-S039983 | CITIZEN CASE | |
| ETA 7751 | AUTO, CHRONO, DAY/DATE, DATE HAND, 3 INDICATORS, 2 PUSHERS | 13.25 |
| Doxa FEF 250 | FEF 250 | 8.75 |
| ETA 7751 | AUTO, CHRONO, DAY/DATE, DATE HAND, 3 INDICATORS, 2 PUSHERS | 13.25 |
| Miyota 2038A | QUARTZ - SW SEC | 6.75 x 8 |
| Seiko 2L10-0020 | SEIKO CASE REFERENCE | |
| Seiko V231-009A | ||
| Seiko Y789-5119 | PULSAR CASE REFERENCE |
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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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