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Mainspring
For Seiko 4205B
1.20 x 0.125 x 11.0 mm
Height (H): 1.2mm
Thickness (T): 0.125mm
Barrel Diameter (BD): 11mm
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 |
|---|---|---|
| Brac 1311-1314 | BPH SMALL SEC CALD | 10.5 x 11.5 |
| Wittnauer 2033-6D8 | WITTNA CASE REFERENCE | |
| Bulova C869719 | ||
| Citizen 32-2156 | CITIZE CASE REFERENCE | |
| Citizen 33-6424 | CITIZE CASE REFERENCE | |
| Citizen 4-265653 | CITIZEN CASE | |
| Standard 2- | 4 x 8 | |
| Citizen 4-282809 | CITIZEN CASE | |
| Citizen 4-398866 | CITIZEN CASE | |
| Citizen 9080A | QUARTZ DIGITAL | |
| Ebosa 681 | PIN LEVER SS CAL-DAY-DATE | 10.5 x 11.5 |
| ETA 849 | 7.75 x 11 | |
| Citizen 33-6424 | CITIZE CASE REFERENCE | |
| International Durowe 7525-4G | 21600 BPH DSS AUTO CALD | |
| Pulsar VX20A | BUL 6350.10=V320A | |
| Longines 2952-501 | LONGIN CASE REFERENCE | |
| Omega 18734 | OMEGA CASE USES CALIBER 440 | |
| Pulsar VX20A | BUL 6350.10=V320A | |
| Seiko 4N00-5939 | SEIKO CASE REFERENCE | |
| Seiko 5K25-0A50 | SEIKO CASE 971129 | |
| Seiko SPORTSMATIC | AUTO-DSS | 12 |
| Seiko Y131-5690 | SEIKO CASE REFERENCE | |
| Standard 2- | 4 x 8 | |
| Waltham R300 | AUTOMATIC DIRECT CENTER SECOND | 11.5 |
| Wittnauer 2033-6D8 | WITTNA 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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