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Mainspring
For Tissot 28.21
1.20 x 0.105 x 340 x 10.0 mm
GR Reference #: GR2937X
Height (H): 1.2mm
Thickness (T): 0.105mm
Total Length (TL): 340mm
Barrel Diameter (BD): 10mm
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 |
|---|---|---|
| ETA 1310 | AUTOMATIC-DIRECT CENTER SECOND | 9.25 |
| A. Schild 1913 | 21,600 BPH-DSS-AUTO-CAL W/CORR | 11.5 |
| Bulova 17TR | 17 | |
| Bulova 3247.10 | ||
| Bulova C867349 | BULOVA CASE REFERENCE | |
| Bulova M306 | BULOVA CASE REFERENCE | |
| Citizen 36-5220 | CITIZE CASE REFERENCE | |
| Citizen 4-084217 | CITIZEN CASE | |
| Citizen 4-094018 | CITIZEN CASE | |
| Citizen 4-108001 | CITIZEN CASE | |
| Citizen 4-225261 | CITIZEN CASE | |
| Citizen 4-294912 | CITIZEN CASE | |
| Citizen 4-327756 | CITIZEN CASE | |
| Pulsar V333A | QUARTZ ANALOG DSS CALD (DAY DATE) | 6.75 x 8 |
| Citizen 4-943945 | CITIZEN CASE | |
| Citizen 4-108001 | CITIZEN CASE | |
| Citizen 4-952944 | CITIZE CASE REFERENCE | |
| Rolex 91513 | ROLEX CASE REFERENCE | |
| Citizen 4-970080 | CITIZEN CASE | |
| Citizen 4-K09711 | CITIZEN CASE | |
| Citizen 4-S037301 | CITIZEN CASE REFERENCE | |
| Citizen 4-S14170 | CITIZEN CASE | |
| Citizen 4-S17896 | CITIZE CASE REFERENCE | |
| Citizen 4-Y67173 | CITIZEN CASE | |
| Citizen 49-4640 | CITIZE CASE REFERENCE | |
| Citizen 81-8526 | CITIZE CASE REFERENCE | |
| Citizen 83-1280 | CITIZE CASE REFERENCE | |
| Citizen AC-5142 | CITIZE CASE REFERENCE | |
| ETA 1011 | SWEEP SECOND | 7.75 |
| ETA 1310 | AUTOMATIC-DIRECT CENTER SECOND | 9.25 |
| Gruen 532 | ||
| Hamilton 980769 | HAMILT CASE REFERENCE | |
| Omega 191.105 | OMEGA CASE - USES CALIBER 1365 | |
| Omega 311.802 | OMEGA CASE USES CALIBER 540 | |
| Omega 7901 | OMEGA CASE USES CALIBER 480 | |
| Pulsar V333A | QUARTZ ANALOG DSS CALD (DAY DATE) | 6.75 x 8 |
| Rolex 6625 | ROLEX CASE REFERENCE | |
| Rolex 91513 | ROLEX CASE REFERENCE | |
| Seiko 1000-7720 | SEIKO CASE REFERENCE | |
| Seiko 1F20-5J70 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 1F21-5A20 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 4312-0010 | SEIKO CASE REFERENCE | |
| Seiko 4336-504A | SEIKO CASE REFERENCE | |
| Seiko 5A74-3B30 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 5Y31-6A80 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 6030-5120 | SEIKO CASE REFERENCE | |
| Seiko 7T92-0BH0 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 8J41-6130 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko V230-5700 | PULSAR CASE REFERENCE | |
| Seiko V232-5050 | PULSAR CASE REFERENCE | |
| Seiko V333-6A20 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko V701-1820 | SEIKO CASE 951201 | |
| Seiko Y151-0C40 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko Y480-7480 | PULSAR CASE REFERENCE | |
| Wittnauer CBL9639 | WITT CASE REFERENCE | |
| Zenith 5011 | 22 |
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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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