Watch Database
Mainspring
For Seiko 2E20-7389
1.20 x 0.100 x 300 x 9.0 mm
GR Reference #: GR2920X
Height (H): 1.2mm
Thickness (T): 0.1mm
Total Length (TL): 300mm
Barrel Diameter (BD): 9mm
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 |
|---|---|---|
| Bulova C872034 | BULOVA CASE REFERENCE | |
| Bulova C888021 | 2500.10 DIAL#7331 | |
| Citizen 64-9481 | CITIZE CASE REFERENCE | |
| Citizen 4-104684 | CITIZEN CASE | |
| Seiko 7N43-6A00 | SEIKO CASE REFERENCE | |
| Citizen 4-261747 | CITIZEN CASE | |
| Citizen 4-796799 | CITIZEN CASE | |
| Citizen 4-Y65154 | CITIZEN CASE | |
| Citizen 64-9481 | CITIZE CASE REFERENCE | |
| Citizen 7400 | 36,000 BPH | 12.5 |
| Illinois 605 | AMERICAN P/W | |
| Omega 14770-SC61 | OMEGA CASE REFERENCE | |
| Omega 2489 | OMEGA CASE USES CALIBER 230/260 | |
| Omega 591.299 | OMEGA CASE USES CALIBER 1450 | |
| Seiko 1600-5003 | SEIKO CASE | |
| Seiko 2206-0320 | SEIKO CASE REFERENCE | |
| Seiko 7N43-6A00 | SEIKO CASE REFERENCE | |
| Seiko V400-0690 | PULSAR CASE | |
| Seiko Y100-4199 | SEIKO CASE REFERENCE | |
| Standard 69-21 | 21,600 BPH-SHOCK | 6.75 x 8 |
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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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