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Mainspring
For Gruen 7
1.60 x 0.070 x 240 x 6.5 mm
GR Reference #: GR4428
Height (H): 1.6mm
Thickness (T): 0.07mm
Total Length (TL): 240mm
Barrel Diameter (BD): 6.5mm
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 1323 | AUTOMATIC | 9.25 |
| Bulova 7AA | MECH BASE MODEL ETA 735 | 7.75 x 11 |
| Bulova C876496 | ||
| Seiko 4N20-0170 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Bulova C883437 | BULOVA CASE REFERENCE | |
| Seiko 6020-5899 | SEIKO CASE REFERENCE | |
| Citizen 4-078314 | CITIZEN CASE | |
| Citizen 4-167261 | CITIZE CASE REFERENCE | |
| Citizen 4-390997 | CITIZEN CASE | |
| Seiko 5A50-0270 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Citizen 4-850416 | CITIZEN CASE | |
| Citizen 4-941764 | CITIZEN CASE | |
| ETA 1084 | 10.5 | |
| Citizen 4-E65843 | CITIZEN CASE | |
| Citizen 4-H07014 | CITIZEN CASE | |
| Citizen 4-L03679 | CITIZEN CASE | |
| Citizen 4-R01207 | CITIZEN CASE | |
| Citizen 4-S034710 | ||
| Citizen 4-Y63119 | CITIZEN CASE | |
| Citizen 71-0393 | CITIZE CASE REFERENCE | |
| Citizen AX-3012 | CITIZE CASE REFERENCE | |
| Dugena FONT 60CAL | FONT 60 CAL | 1173 |
| ETA 1084 | 10.5 | |
| Girard Perregaux 142 | 21600 BPH-DSS-AUTO | 11.5 |
| Hamilton 261 | 7.75 | |
| Movado 406 | 36000 BPH SWEP OR NON SWEEP AUTO CALD | 11.25 |
| Omega 168.0045 | OMEGA CASE REFERENCE | |
| Omega 6325 | OMEGA CASE | |
| Seiko 1104-0070 | SEIKO CASE REFERENCE | |
| Seiko 1520-3260 | SEIKO CASE REFERENCE | |
| Seiko 1N00-0EW0 | SEIKO CASE REFERENCE COSERVE 2005 | |
| Seiko 1N00-6A90 | SEIKO CASE 951201 | |
| Seiko 2E20-7191 | SEIKO CASE REFERENCE | |
| Seiko 4N00-6770 | SEIKO CASE 971201 | |
| Seiko 4N20-0170 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 5246A | 25 JL-28,800 BPH-SS-AUTO-CALD DAY DATE-SEC SETTING | 11.5 |
| Seiko 5A50-0270 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 6020-5899 | SEIKO CASE REFERENCE | |
| Seiko 6730-5340 | SEIKO CASE REFERENCE | |
| Seiko 7371-5030 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 7546-8300 | SEIKO CASE REFERENCE | |
| Seiko 7N00-5079 | SEIKO CASE | |
| Seiko 7N36-7A0B | SEIKO CASE REFERENCE | |
| Seiko 7N43-5009 | SEIKO CASE REFERENCE | |
| Seiko 8123-6370 | SEIKO CASE REFERENCE | |
| Seiko 8620-5050 | SEIKO CASE REFERENCE | |
| Seiko 9550-5450 | SEIKO CASE REFERENCE | |
| Seiko 9571-5050 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko N94J-6A30 | SEIKO CASE 951201 | |
| Seiko SPORTS 5DE | 23 JL AUTO DSS CAL SHOCK | 12 |
| Seiko V137 | PULSAR MVT | |
| Seiko V232-6050 | PULSAR CASE REFERENCE | |
| Seiko V739-0A50 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko V782-0260 | SEIKO CASE | |
| Seiko W207-5140 | SEIKO CASE REFERENCE | |
| Slava 5671 | CLOCK ALARM | |
| Tudor 1432 | 4.75 x 6.5 |
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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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