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Mainspring
For IWC 52 20
2.10 x 0.190 x 480 x 16.0 mm
Height (H): 2.1mm
Thickness (T): 0.19mm
Total Length (TL): 480mm
Barrel Diameter (BD): 16mm
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 |
|---|---|---|
| ETA 2821R | 28,800 BPH DSS AUTO BALL BEARING STOP | 11.5 |
| Omega 141.0049 | OMEGA CASE USES CALIBER 360 | |
| Rolex 1814 | ROLEX CASE REFERENCE | |
| Seiko 1020C | 23JL - 19800 BPH ADJ STUD SHOCK | 5.5 x 6.75 |
| Seiko 4110-9009 | SEIKO |
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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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