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Mainspring
For Seiko 7C21-0A21
1.40 x 0.110 x 260 x 8.0 mm
GR Reference #: GR3696
Height (H): 1.4mm
Thickness (T): 0.11mm
Total Length (TL): 260mm
Barrel Diameter (BD): 8mm
End Type: Manual
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 |
|---|---|---|
| A. Schild 1744 | 21,600 BPH DSS ADJ STUD HOLDER | 7.75 |
| A. Schild 1813 | DSS CALENDAR DAY DTE | 11.5 |
| Seiko 8N41-6200 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Aurore 125 | 6.75 x 8 | |
| Benrus DR2FS | ||
| Bulova C821002A | BULOVA CASE REFERENCE | |
| Bulova C852183 | BULOVA CASE REFERENCE | |
| Bulova C869515 | ||
| Citizen 4-F60617 | CITIZEN CASE | |
| Bulova C869534 | ||
| Citizen 34-1207 | CITIZE CASE REFERENCE | |
| Citizen 35-8037 | CITIZE CASE REFERENCE | |
| Citizen 35-9050 | CITIZE CASE REFERENCE | |
| Citizen 4-043901 | CITIZEN CASE | |
| Citizen 4-Y52559 | CITIZEN CASE | |
| Citizen 4-060431 | CITIZEN CASE | |
| Citizen 4-089979 | CITIZEN CASE | |
| Seiko 9021-504A | SEIKO | |
| Citizen 4-165195 | CITIZEN CASE | |
| Seiko V322-602A | SEIKO CASE REFERENCE | |
| Citizen 4-226062 | CITIZE CASE REFERENCE | |
| Citizen 4-242912 | CITIZEN CASE | |
| Citizen 4-314662 | CITIZEN CASE | |
| Citizen 4-330447 | CITIZEN CASE | |
| Citizen 4-165195 | CITIZEN CASE | |
| Citizen 4-365003 | CITIZEN CASE | |
| Citizen 4-314662 | CITIZEN CASE | |
| Citizen 4-400828 | CITIZEN CASE | |
| Citizen 4-893930 | CITIZE CASE REFERENCE | |
| Citizen 4-653602 | CITIZEN CASE | |
| Citizen 4-682106 | CITIZEN CASE | |
| Citizen 35-9050 | CITIZE CASE REFERENCE | |
| Citizen 4-731875 | CITIZE CASE REFERENCE | |
| Citizen 4-751434 | CITIZEN CASE | |
| Citizen 4-852974 | CITIZE CASE REFERENCE | |
| Seiko V321-6210 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Citizen 4-893930 | CITIZE CASE REFERENCE | |
| Citizen 4-F60617 | CITIZEN CASE | |
| Citizen 4-F91067 | CITIZEN CASE | |
| Citizen 4-G09845 | CITIZEN CASE | |
| Citizen 4-S03828 | CITIZE CASE REFERENCE | |
| Citizen 4-S14722 | CITIZEN CASE NON USA MODEL | |
| ETA 803.111 | QUARTZ MOVEMENT | 8.75 |
| Citizen 4-S23918 | CITIZEN CASE | |
| Citizen 4-S29312 | CITIZEN CASE | |
| Citizen 4-Y52559 | CITIZEN CASE | |
| Citizen 4-F60617 | CITIZEN CASE | |
| Citizen 49-0741 | CITIZE CASE REFERENCE | |
| Citizen AE-0005 | CITIZE CASE REFERENCE | |
| Citizen DX-2093 | CITIZE CASE REFERENCE | |
| Seiko 7005-7072 | SEIKO | |
| ETA 2807 | 36,000 BPH-DSS-CALENDAR | 13 |
| Citizen 35-9050 | CITIZE CASE REFERENCE | |
| ETA 803.111 | QUARTZ MOVEMENT | 8.75 |
| Felsa 66 (6.5L) | 6.5 x 11 | |
| Seiko 1N00-F169 | SEIKO CASE | |
| Gruen 307 | ||
| Bulova C821002A | BULOVA CASE REFERENCE | |
| Hamilton 9478 | HAMILT CASE REFERENCE | |
| Longines 18.50 | 18 | |
| Omega 2843 | OMEGA CASE USES CALIBER 252 | |
| Seiko 4219-5100 | SEIKO CASE REFERENCE | |
| Phenix 200 | AUTOMATIC-DIRECT CENTER SECOND | |
| Pulsar Y21A | PULSAR CASE REFERENCE | |
| Ricoh 644 | QUARTZ ANALOG DSS CALD W/CORR THICKNESS 4.80 | 8.75 |
| Roamer 440 | 6.75 x 8 | |
| Seiko 1800-0200 | SEIKO CASE REFERENCE | |
| Seiko V401-0070 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 1N00-F169 | SEIKO CASE | |
| Seiko 4219-5100 | SEIKO CASE REFERENCE | |
| Seiko 5930-5470 | SEIKO CASE REFERENCE | |
| Seiko 5A74-2B10 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 5E31-6A00 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 5S21-7000 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Citizen 4-S29312 | CITIZEN CASE | |
| Seiko 5Y91-6050 | SEIKO CASE REFERENCE | |
| Seiko 6309-602B | SEIKO CASE REFERENCE | |
| Seiko 6531-6020 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 6539-5110 | SEIKO CASE REFERENCE | |
| Seiko 6619-9020 | SEIKO CASE REFERENCE | |
| Seiko 6M15-7030 | SEIKO CASE | |
| Seiko 7005-7072 | SEIKO | |
| Seiko 7T62-0EZ0 | SEIKO CASE REFERENCE COSERVE 2005 | |
| Citizen 4-G09845 | CITIZEN CASE | |
| Seiko 8N41-6200 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 9021-504A | SEIKO | |
| Seiko E029-5430 | SEIKO CASE REFERENCE | |
| Seiko V321-6210 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko V322-602A | SEIKO CASE REFERENCE | |
| Citizen 4-089979 | CITIZEN CASE | |
| Seiko V401-0070 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko V401-6330 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko V501-6V50 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko V732-5A00 | SEIKO CASE 971191 | |
| Seiko V742-X004 | MODEL# PXH044X | |
| Seiko V802-0050 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko V811-2190 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Citizen 4-242912 | CITIZEN CASE | |
| Seiko W680-4040 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko Y131-6540 | SEIKO CASE REFERENCE | |
| Seiko Y131-7010 | LORUS CASE REFERENCE | |
| Citizen 4-365003 | CITIZEN CASE | |
| Seiko Y431-5050 | PULSAR CASE REFERENCE | |
| Bulova C869534 | ||
| Hamilton 9478 | HAMILT CASE REFERENCE | |
| Seiko Y131-7010 | LORUS 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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