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Mainspring
For IWC 77
1.30 x 0.100 x 350 x 10.0 mm
Height (H): 1.3mm
Thickness (T): 0.1mm
Total Length (TL): 350mm
Barrel Diameter (BD): 10mm
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 |
|---|---|---|
| Baumgartner 801 | PIN LEVER | 10.5 |
| Seiko 7430-5010 | SEIKO CASE REFERENCE | |
| Bulova 10CMC | 10.5 | |
| Citizen 4-363019 | CITIZE CASE REFERENCE | |
| Citizen 30-2082 | CITIZE CASE REFERENCE | |
| Citizen 4-222971 | CITIZE CASE REFERENCE | |
| Seiko 2621-5380 | SEIKO CASE REFERENCE | |
| Citizen 4-363019 | CITIZE CASE REFERENCE | |
| Citizen 4-822617 | CITIZEN CASE | |
| Election 913 | 18,000 DSS AUTO | 7 |
| Jaeger Lecoultre 164 | 36,000 BPH DSS AUTO CALD (DAY/DATE) W/CORR | 11.5 |
| Longines W1009 | LONGIN CASE REFERENCE | |
| Movado 81-E2-865 | ||
| Omega 14229 | OMEGA CASE - USES CALIBER 300 | |
| Omega 7409 | OMEGA CASE REFERENCE | |
| Ricoh 520 | QUARTZ ANALOG DSS CALD DAY DTE W/COR | 7.75 x 6.75 |
| Seiko 1F21-5D40 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 2621-5380 | SEIKO CASE REFERENCE | |
| Seiko 3870-0010 | SEIKO | |
| Seiko 6642A | 18000 BPH-7 JL-DSS-CALENDAR-ADJ STUD HOLD-SHOCK | 11.5 |
| Seiko 7430-5010 | SEIKO CASE REFERENCE | |
| Seiko 7830-5200 | SEIKO CASE REFERENCE | |
| Seiko V744-0A20 | PULSAR CASE REFERENCE | |
| Wittnauer CSW8314 |
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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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