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Mainspring
For IWC 37524
1.60 x 0.075 x 240 x 7.0 mm
GR Reference #: GR4437X
Height (H): 1.6mm
Thickness (T): 0.075mm
Total Length (TL): 240mm
Barrel Diameter (BD): 7mm
End Type: Auto
To look for similar mainsprings that exactly match a specific dimension, select it from the links above.
Movement Listing
This mainspring is used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Bettlach 8455 | PIN LEVER CALENDAR SMALL SECOND | 8.75 |
| Bulova 2650.10 | QUARTZ | 5.5 x 6.75 |
| Bulova 3AK | MOVEMENT BASE MODEL FF 59-21 ULTRA FLEX (N8) ELASTOR (N1-7) | |
| Seiko 1N00-1E40 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Bulova C852164 | BULOVA CASE REFERENCE | |
| Longines 169.2 | ||
| Bulova C876260 | BULOVA CASE REFERENCE | |
| Bulova C877375 | BULOVA CASE | |
| Citizen 4-213343 | CITIZEN CASE | |
| Seiko 2518-3100 | SEIKO CASE REFERENCE | |
| Citizen 4-406702 | CITIZEN CASE | |
| Citizen 4-721535 | CITIZEN CASE | |
| Bettlach 8455 | PIN LEVER CALENDAR SMALL SECOND | 8.75 |
| Citizen 4-E68141 | CITIZEN CASE | |
| Seiko 6433-602B | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Citizen 4-G00082 | CITIZE CASE REFERENCE | |
| Bettlach 8455 | PIN LEVER CALENDAR SMALL SECOND | 8.75 |
| Citizen 4-L00173 | CITIZEN CASE | |
| Citizen 4-S08773 | CITIZEN CASE | |
| Bettlach 8455 | PIN LEVER CALENDAR SMALL SECOND | 8.75 |
| Citizen 4-Y56058 | CITIZEN CASE | |
| Girard Perregaux 74 | AUT | |
| Longines 169.2 | ||
| Lucien Piccard 56 | 21,600 BPH W/O SEC | 6.75 x 8 |
| Girard Perregaux 74 | AUT | |
| Omega 18726 | OMEGA CASE USES CALIBER 440 | |
| Seiko 1N00-1E40 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 2518-3100 | SEIKO CASE REFERENCE | |
| Seiko 5Y00-5030 | SEIKO CASE REFERENCE | |
| Seiko 6433-602B | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 8800B | 7JL 36000 BPH TIMER SHOCK | 18 |
| Seiko VX51-X417 |
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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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