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Mainspring
For Rolex 6921
1.45 x 0.085 x 240 x 7.5 mm
GR Reference #: GR3930X
Height (H): 1.45mm
Thickness (T): 0.085mm
Total Length (TL): 240mm
Barrel Diameter (BD): 7.5mm
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 |
|---|---|---|
| Alpina 238 | 19 | |
| Seiko H601-5000 | SEIKO CASE REFERENCE | |
| Benrus GF1D1 | DSS CALENDAR 21,600 BPH SHOCK | 7.75 |
| Citizen 44-9334 | CITIZE CASE REFERENCE | |
| Bulova 10B | ||
| Bulova 17AE | MECHANICAL MOVEMENT, SMALL SECOND | 17 |
| Citizen 4-491467 | CITIZE CASE REFERENCE | |
| Bulova C852150 | BULOVA CASE REFERENCE | |
| Bulova C877439 | BULOVA CASE | |
| Alpina 238 | 19 | |
| Bulova K2 | BULOVA 5AT | |
| Citizen 05-1811 | CITIZEN CASE REFERENCE | |
| Citizen 4-074980 | CITIZEN CASE | |
| Alpina 238 | 19 | |
| Citizen 4-324102 | CITIZE CASE REFERENCE | |
| Citizen 44-9334 | CITIZE CASE REFERENCE | |
| Citizen 4-370406 | CITIZEN CASE | |
| Citizen 4-391195 | CITIZEN CASE | |
| Citizen 4-491467 | CITIZE CASE REFERENCE | |
| Citizen 4-610661 | CITIZEN CASE | |
| Citizen 4-941667 | CITIZEN CASE | |
| Citizen 4-949561 | CITIZEN CASE | |
| Citizen 4-K00098 | CITIZEN CASE | |
| Citizen 4-S043697 | CITIZEN CASE REFERENCE | |
| Citizen 4-S09257 | CITIZEN CASE | |
| Citizen 4-S10913 | CITIZE CASE REFERENCE | |
| Citizen 4-Y59413 | CITIZEN CASE | |
| Citizen 44-9334 | CITIZE CASE REFERENCE | |
| Citizen 83-1662 | CITIZE CASE REFERENCE | |
| Dugena BIDLIN 55 | BIDLINGMAIER 55 | 694 |
| Elgin 3539 | ELGIN CASE REFERENCE | |
| Elgin GRD 562 | ||
| ETA 791 | 8.75 | |
| Girard Perregaux 87 OLD | SWEEP SECOND | 8.75 |
| Hamilton NORTON | HAMILT CASE REFERENCE | |
| Longines CHT1939 | ||
| Omega 175.0050 | OMEGA CASE USES CALIBER 861 | |
| Omega 191.186 | OMEGA CASE - USES CALIBER 1387 | |
| Omega 5248 | OMEGA CASE USES CALIBER 480 | |
| Omega 6839 | OMEGA CASE | |
| Pulsar VX33G | ||
| Pulsar VX44E | ||
| Rolex 6571 | ROLEX CASE REFERENCE | |
| Seiko 1E20-0530 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 1N00-F200 | SEIKO CASE 960304 | |
| Seiko 2100-3090 | SEIKO CASE REFERENCE | |
| Seiko 2320-5470 | SEIKO CASE REFERENCE | |
| Seiko 3802-7020 | SEIKO CASE REFERENCE | |
| Seiko 4206-5611 | SEIKO CASE REFERENCE | |
| Seiko 5626-5029 | SEIKO | |
| Seiko 5A50-0070 | SEIKO CASE REFERENCE | |
| Seiko 6532-5250 | SEIKO CASE REFERENCE | |
| Seiko 7T32-F050 | SEIKO CASE 940415 | |
| Seiko F051-5000 | SEIKO CASE REFERENCE | |
| Seiko H601-5000 | SEIKO CASE REFERENCE | |
| Seiko N945-6B50 | SEIKO CASE 951201 | |
| Seiko V400-L682A | ||
| Seiko V501-6L90 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko V732-0E40 | SEIKO CASE 971129 | |
| Seiko Y131-5580 | SEIKO CASE REFERENCE | |
| Seiko Y143-5A50 | ||
| Seiko Y182-6B90 | SEIKO CASE 971129 | |
| Seiko Y643-0130 | ||
| Standard 421 | ||
| Tissot 27-61 | CALENDAR-INCABLOC | 12 |
| WP Crowns CROWNS | BOREL WP CROWNS |
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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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