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Mainspring
For Eterna 1421UD
1.45 x 0.120 x 368 x 10.5 mm
Height (H): 1.45mm
Thickness (T): 0.12mm
Total Length (TL): 368mm
Barrel Diameter (BD): 10.5mm
End Type: Auto
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 |
|---|---|---|
| A. Schild 1744 | 21,600 BPH DSS ADJ STUD HOLDER | 7.75 |
| Bulova C3021 | CARAVE CASE REFERENCE | |
| Bulova C865027 | BULOVA CASE REFERENCE | |
| Favre Leuba 501 | MECHANICAL MVMT | 5.75 |
| Citizen 4-313011 | CITIZEN CASE | |
| Citizen 4-362748 | CITIZEN CASE | |
| Citizen 4-400763 | CITIZEN CASE | |
| Citizen 4-572106 | CITIZEN CASE | |
| Citizen 4-650174 | CITIZEN CASE | |
| Citizen 4-H02225 | CITIZEN CASE | |
| Citizen 4-S65157 | CITIZEN CASE REFERENCE | |
| Hamilton 707007-3 | HAMILT CASE REFERENCE | |
| Citizen 4-Y66215 | CITIZEN CASE | |
| Doxa 118 | SEE ETA 2390 | 11.5 |
| Favre Leuba 501 | MECHANICAL MVMT | 5.75 |
| Hamilton 707007-3 | HAMILT CASE REFERENCE | |
| Mido 7044 | MIDO CASE REFERENCE | |
| Omega 135.0019 | OMEGA CASE USES CALIBER 601 | |
| Seiko 2E20-6109 | SEIKO CASE | |
| Omega 611.071 | OMEGA CASE REFERENCE | |
| Hamilton 707007-3 | HAMILT CASE REFERENCE | |
| Rolex 90220 | ROLEX CASE REFERENCE | |
| Seiko 6602-7120 | SEIKO CASE REFERENCE | |
| Seiko 1N00-0FD0 | SEIKO CASE REFERENCE COSERVE 2005 | |
| Seiko 2E20-6109 | SEIKO CASE | |
| Citizen 4-Y66215 | CITIZEN CASE | |
| Seiko 6602-7120 | SEIKO CASE REFERENCE | |
| Seiko 6M23-8004 | ANALOG QUARTZ | |
| Waltham FL67 | STAND 69-21 | 6.75 x 8 |
| Citizen 4-400763 | CITIZEN CASE |
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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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