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Mainspring
For Seiko 8121
1.15 x 0.081 x 360 x 7.5 mm
GR Reference #: GR2786X
Height (H): 1.15mm
Thickness (T): 0.081mm
Total Length (TL): 360mm
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 |
|---|---|---|
| Citizen 6200 | 21,600 BPH | 7.75 |
| Seiko 5E32-6A20 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Bulova 543-2 | BULOVA CASE REFERENCE | |
| Bulova C837324 | ||
| Bulova C892897 | 1021.60 | |
| Tissot 2137 | 21600 BPH-SHOCK-ADJ. STUD HOLDER | 6.75 x 8 |
| Bulova E117 | BULOVA 1000.11 | |
| Certina 188 | REGULAR AND SWEEP SECOND | 10.5 |
| Citizen 4-158393 | CITIZEN CASE | |
| Citizen 4-164334 | CITIZEN CASE | |
| Citizen 4-164334 | CITIZEN CASE | |
| Citizen 4-G30917 | CITIZEN CASE | |
| Citizen 4-L10463 | CITIZEN CASE | |
| Citizen 6200 | 21,600 BPH | 7.75 |
| Citizen 81-8011 | CITIZE CASE REFERENCE | |
| Citizen SA1592 | CITIZE CASE REFERENCE | |
| Elgin 346 5-1/2L | ETA 2620 17 JEWEL SWEEP SECOND, AUTO | 5.5 |
| Felsa 4454 | DSS CALENDAR 21,600 BPH-QUICK DATE SET | 11.5 |
| Seiko Y759-5130 | PULSAR CASE REFERENCE | |
| Omega 16970 | OMEGA USE CALIBER 481 | |
| Seiko 2949-006A | SEIKO CASE REFERENCE | |
| Seiko 5E32-6A20 | SEIKO CASE REFERENCE COSERVE 2003/2004 | |
| Seiko 7F22-5000 | SEIKO CASE REFERENCE | |
| Seiko Y759-5130 | PULSAR CASE REFERENCE | |
| Certina 188 | REGULAR AND SWEEP SECOND | 10.5 |
| Tissot 2137 | 21600 BPH-SHOCK-ADJ. STUD HOLDER | 6.75 x 8 |
| Wyler WR246 | 21600 BPH-DSS-AUTO W/BALL BEARINGS - ETA 2580 | 6.75 |
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