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Mainspring
For Ronda 1221-21
1.45 x 0.124 x 378 x 11.0 mm
Height (H): 1.45mm
Thickness (T): 0.124mm
Total Length (TL): 378mm
Barrel Diameter (BD): 11mm
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 |
|---|---|---|
| Bulova C837074 | BULOVA CASE REFERENCE CAUTION LOOK @ CROWN/STEM TAP | |
| Citizen 4-G06901 | CITIZE CASE REFERENCE | |
| Citizen 36-7061 | CITIZE CASE REFERENCE | |
| Citizen 4-086473 | CITIZEN CASE | |
| Citizen 4-954262 | CITIZE CASE REFERENCE | |
| Citizen 4-G06901 | CITIZE CASE REFERENCE | |
| Seiko 4N20-0450 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 6530-5479 | SEIKO CASE REFERENCE | |
| Wittnauer CSW8025 | WITTNA CASE REFERENCE | |
| Citizen 4-G06901 | CITIZE CASE REFERENCE |
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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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