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Mainspring
For IWC 431
1.35 x 0.080 x 250 x 7.5 mm
Height (H): 1.35mm
Thickness (T): 0.08mm
Total Length (TL): 250mm
Barrel Diameter (BD): 7.5mm
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 |
|---|---|---|
| Rado 129.3577.4 | ||
| A Michel 543 | HT 345 THIN | 17 |
| Seiko Y480-0550 | PULSAR CASE REFERENCE | |
| A. Schild 610 | 5.5 x 10 | |
| Bulova C3107 | CARAVE CASE REFERENCE | |
| Bulova C815096 | BULOVA CASE REFERENCE | |
| Rado 129.3577.4 | ||
| Bulova C833916 | BULOVA CASE REFERENCE | |
| Bulova C869080 | CARAVE CASE REFERENCE | |
| Girard Perregaux 45 | AUTOMATIC-DIRECT CENTER SECOND | 10.5 |
| Bulova C869536 | ||
| Bulova CY3341 | BULOVA CASE REFERENCE | |
| Seiko 5931-5529 | SEIKO CASE REFERENCE | |
| Citizen 34-2858 | CITIZE CASE REFERENCE | |
| Citizen 4-012674 | CITIZEN CASE | |
| Citizen 4-073258 | CITIZEN CASE | |
| Citizen 4-095685 | CITIZEN CASE | |
| Citizen 4-294581 | CITIZEN CASE | |
| Citizen 4-323912 | CITIZEN CASE | |
| Citizen 4-351991 | CITIZEN CASE | |
| Citizen 4-942710 | CITIZEN CASE | |
| Citizen 4-S027861 | CITIZEN CASE REFERENCE | |
| Longines 3217-428 | LONGIN CASE REFERENCE | |
| Citizen 4-S45091 | CITIZEN CASE | |
| Citizen C660 | CITIZEN MOVEMENT REFERENCE | |
| Eterna 1419 | AUTOMATIC-OFFSET CENTER WHEEL-21,600 BPH | 6.75 |
| Eterna 1443 | CAL BM 1433 EXCEPT | 11.5 |
| Eterna 1534 | 21,600 BPH SHOCK DSS CALD (DAY/DATE) | 13 |
| Girard Perregaux 45 | AUTOMATIC-DIRECT CENTER SECOND | 10.5 |
| Jaeger Lecoultre 408 | 10 | |
| Langendorf 26 | 8.75 x 12 | |
| Eterna 1534 | 21,600 BPH SHOCK DSS CALD (DAY/DATE) | 13 |
| Longines 3217-428 | LONGIN CASE REFERENCE | |
| Mido 8669 | MIDO CASE REFERENCE | |
| Omega 153.038 | OMEGA CASE USES CALIBER 712 | |
| Omega 16175 | OMEGA CASE - USES CALIBER 480 | |
| Omega 17256 | OMEGA USES CALIBER 580 | |
| Seiko Y480-0550 | PULSAR CASE REFERENCE | |
| Omega 18969 | OMEGA CASE USES CALIBER 440 | |
| Omega 7323 | OMEGA CASE USES CALIBER 1350 | |
| Patek Philippe 760000-779999 | SEE 12-600 AT | |
| Rado 129.3577.4 | ||
| Seiko 4206-0131 | SEIKO CASE REFERENCE | |
| Seiko 4N70-011A | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 5606-6030 | SEIKO CASE REFERENCE | |
| Seiko 5931-5529 | SEIKO CASE REFERENCE | |
| Seiko 5A74-5340 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 6430-5179 | SEIKO CASE REFERENCE | |
| Seiko 6602-7030 | SEIKO CASE REFERENCE | |
| Seiko 7019-8300 | SEIKO CASE 951201 | |
| Seiko 7559-6009 | SEIKO CASE REFERENCE | |
| Seiko 8J80-7020 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko V236-5260 | ||
| Seiko V348-6090 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko V783-0A30 | SEIKO CASE 971129 | |
| Seiko Y147-5059 | PULSAR CASE REFERENCE | |
| Seiko Y480-0550 | PULSAR CASE REFERENCE | |
| Seiko Y481-7310 | PULSAR CASE REFERENCE | |
| Standard 969 | 18000 BPH - SHOCK - DSS - ADJ STUD HOLDER | 11.5 |
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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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