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Mainspring
For Zenith 661
1.20 x 0.100 x 315 x 9.5 mm
Height (H): 1.2mm
Thickness (T): 0.1mm
Total Length (TL): 315mm
Barrel Diameter (BD): 9.5mm
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:
Movement Listing
This mainspring is used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| IWC 1001 | 25,200 BPH DSS AUTO CAL 27JLS | |
| Dugena 3903 | 13 | |
| Angelus 216 | SWEEP SECOND | 14 |
| Bulova C852120 | BULOVA CASE REFERENCE | |
| Certina 780 | QUARTZ DIGITAL | 13 |
| Citizen 4-020782 | CITIZEN CASE | |
| Citizen 4-272765 | CITIZEN CASE | |
| Citizen 4-293720 | CITIZEN CASE | |
| Citizen 4-942191 | CITIZE CASE REFERENCE | |
| Election 875 | 18,000 BPH | 13 |
| Citizen 4-956885 | CITIZEN CASE | |
| Citizen 4-S51385 | CITIZEN CASE | |
| Citizen 4-Y50483 | CITIZEN CASE | |
| Citizen NY-2041 | CITIZE CASE REFERENCE | |
| Smith 27.CS | 12 | |
| Dugena 3903 | 13 | |
| Election 875 | 18,000 BPH | 13 |
| Seiko 7006-7111 | SEIKO | |
| International Durowe 470/2 | 18,000 BPH DSS CAL. SHOCK | 11.5 |
| IWC 1001 | 25,200 BPH DSS AUTO CAL 27JLS | |
| Langendorf 558 | INCABLOC | 5.75 x 6.75 |
| Omega 795.0876/1 | OMEGA CASE REFERENCE | |
| Dugena 3903 | 13 | |
| Rolex 74310 | ROLEX CASE REFERENCE | |
| Seiko 1E50-0050 | SEIKO CASE REFERENCE | |
| Seiko 2220-3540 | SEIKO CASE REFERENCE | |
| Rolex 74310 | ROLEX CASE REFERENCE | |
| Seiko 5A50-009C | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 5Y39-6050 | SEIKO CASE REFERENCE | |
| Seiko 7006-7111 | SEIKO | |
| Seiko 8305-8041 | SEIKO | |
| Seiko Y513-504A | PULSAR CASE REFERENCE | |
| Seiko Y759-4010 | PULSAR CASE REFERENCE | |
| Rolex 74310 | ROLEX CASE REFERENCE | |
| Smith 27.CS | 12 |
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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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