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Mainspring
For Gruen 406
1.60 x 0.100 x 250 x 8.5 mm
Height (H): 1.6mm
Thickness (T): 0.1mm
Total Length (TL): 250mm
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.
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 |
|---|---|---|
| Citizen 4-E61139 | CITIZEN CASE | |
| Citizen 4-291417 | CITIZE CASE REFERENCE | |
| Citizen 4-681100 | CITIZEN CASE | |
| International Durowe 7522-4 | 21600 BPH DSS AUTO CALD | |
| Citizen 4-721730 | CITIZEN CASE | |
| Citizen 4-E61139 | CITIZEN CASE | |
| Citizen 4-L03776 | CITIZEN CASE | |
| Elgin 951 | 11.5 | |
| Citizen 4-L03776 | CITIZEN CASE | |
| International Durowe 7522-4 | 21600 BPH DSS AUTO CALD | |
| Lemania 2540 | CHRO HR REC INC | 12 |
| Omega 3865 | OMEGA CASE USES CALIBER 300 | |
| Rolex 1530 | AUTOMATIC SWEEP SECOND-18000 BPH 400/552=ESC WHL SHOCK SPRING | 12.5 |
| Seiko 2Y00-0080 | SEIKO CASE REFERENCE COSERVE 2003/2004 |
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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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