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Mainspring
For Certina 20-10
1.60 x 0.085 x 300 x 8.5 mm
GR Reference #: GR4457
Height (H): 1.6mm
Thickness (T): 0.085mm
Total Length (TL): 300mm
Barrel Diameter (BD): 8.5mm
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 |
|---|---|---|
| Benrus DC | DIRECT CENTER SECOND | 8.75 |
| Seiko 7545-7139 | SEIKO CASE 08/12/98 | |
| Bettlach 1473 | PIN LEVER | 11.5 |
| Seiko VX42-0AB0 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Longines R6135-528 | LONGIN CASE REFERENCE | |
| Seiko 7545-7139 | SEIKO CASE 08/12/98 | |
| Seiko VX42-0AB0 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko W601-4000 | LORUS CASE REFERENCE |
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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 # |
|---|---|---|
| Mainspring WATCH | 1.50 (1.60) x 0.100 (0.085) x 220 (300) x 7.5 (8.5) mm | GR4117 |
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