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Mainspring
For ETA 2520
1.10 x 0.100 x 250 x 8.5 mm
Height (H): 1.1mm
Thickness (T): 0.1mm
Total Length (TL): 250mm
Barrel Diameter (BD): 8.5mm
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:
| GR Reference # | Mainspring |
|---|---|
| GR2622X | 1.10 x 0.105 (0.100) x 240 (250) x 8.5 mm |
Movement Listing
This mainspring is used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Bulova C867242 | ||
| Bulova C870163 | BULOVA CASE REF | |
| Bulova H587 | BULOVA CASE REFERENCE | |
| Citizen 36-9144 | CITIZE CASE REFERENCE | |
| Citizen 4-166434 | CITIZEN CASE | |
| Citizen 4-845803 | CITIZE CASE REFERENCE | |
| Citizen 4-Y52150 | CITIZEN CASE | |
| Citizen 4-C30048 | CITIZEN CASE | |
| Citizen 4-L08018 | CITIZEN CASE | |
| Citizen 4-S06754 | CITIZEN CASE | |
| Citizen 4-Y52150 | CITIZEN CASE | |
| Qualco 12B4B81 | 21 JL AUTO DSS | 12.5 |
| Seiko 2L10-0A50 | SEIKO CASE REFERENCE | |
| Seiko 4205-502A | SEIKO CASE REFERENCE | |
| Seiko 7N42-7160 | SEIKO CASE 971201 | |
| Seiko V110-0A10 | ||
| Seiko V400-0611 | SEIKO CASE 951201 | |
| Seiko V701-1410 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko Y486-4020 | PULSAR CASE REFERENCE | |
| Seiko Y799-4970 |
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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 # |
|---|---|---|
| IWC 442 | 1.00 (1.10) x 0.090 (0.100) x 240 (250) x 7.5 (8.5) mm |
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