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Mainspring
For Tissot 21.7
2.10 x 0.210 x 470 x 16.5 mm
Height (H): 2.1mm
Thickness (T): 0.21mm
Total Length (TL): 470mm
Barrel Diameter (BD): 16.5mm
End Type: Manual
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 |
|---|---|---|
| Bettlach 8404 | PIN LEVER CALENDAR DATE NO SEC | 10.5 |
| Bulova C888036 | 2620.10 DIAL#7342 | |
| Seiko 2919-503A | SEIKO CASE REFERENCE | |
| Citizen 4-094115 | CITIZEN CASE | |
| Bettlach 8404 | PIN LEVER CALENDAR DATE NO SEC | 10.5 |
| Pulsar V732C | CIRC/STM ONLY AVAILABLE OR REPLACE MVT | |
| Seiko 2919-503A | SEIKO CASE REFERENCE | |
| Seiko 7N01-5140 | SEIKO |
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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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