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Mainspring
For Unitas 263
1.70 x 0.100 x 315 x 9.5 mm
Height (H): 1.7mm
Thickness (T): 0.1mm
Total Length (TL): 315mm
Barrel Diameter (BD): 9.5mm
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 |
|---|---|---|
| Benrus DZ2F | 3 ARM BAL COMP-KIF A | 5.5 x 7 |
| Bulova C4002 | BULOVA CASE REFERENCE | |
| Citizen 4-013123 | CITIZEN CASE | |
| Citizen 4-353021 | CITIZEN CASE | |
| Citizen 4-631587 | CITIZEN CASE | |
| Citizen 4-781236 | CITIZEN CASE | |
| Citizen 4-797591 | CITIZEN CASE | |
| Omega 5253 | OMEGA CASE USES CALIBER 480 | |
| Pulsar VX07E | REPLACES VT07 | 6.75 |
| Seiko 1N00-0D29 | SEIKO CASE REFERENCE | |
| Seiko 2220-7250 | SEIKO CASE REFERENCE | |
| Seiko 2P20-556A | SEIKO CASE REFERENCE | |
| Seiko 5021A | 17JL 21,600 BPH DSS AUTO | 11.5 |
| Seiko 5J22-0C20 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 6308-5010 | SEIKO CASE REFERENCE | |
| Seiko 6530-5880 | SEIKO CASE REFERENCE | |
| Seiko 7T32-7H29 | TIME CROWN 8K45-ALARM CROWN 8K40 | |
| Seiko 8N40A | OVERSEAS MVT; FEW SPARE PARTS;NO ELECTRONICS | |
| Seiko V732-0P40 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko Y150-8M89 | ||
| Seiko Y480-7090 | PULSAR CASE REFERENCE | |
| Universal Geneve 243 | REG & SW SEC | 7.75 |
| Westclox 7 | ||
| Wittnauer C11KA-1 | 19,800 BPH |
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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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