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Mainspring
For Unitas 6380
1.70 x 0.100 x 315 x 9.5 mm
Height (H): 1.7mm
Thickness (T): 0.1mm
Total Length (TL): 315mm
Barrel Diameter (BD): 9.5mm
End Type: Manual
To look for similar mainsprings that exactly match a specific dimension, select it from the links above.
GR Approximation
This mainspring does not have a GR reference. The following GR mainsprings are the closest fit, when values differ the exact value is shown brackets for reference:
Movement Listing
This mainspring is used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Seiko 2906-537B | SEIKO CASE REFERENCE | |
| Bulova C4170 | BULOVA CASE REFERENCE | |
| Bulova Q101 | BULOVA 11DP | |
| Bulova C815094 | CARAVE CASE REFERENCE | |
| Bulova C815094 | CARAVE CASE REFERENCE | |
| Bulova M217 | BULOVA 5AT | |
| Bulova Q101 | BULOVA 11DP | |
| Citizen 4-711653 | CITIZEN CASE | |
| Citizen 4-797370 | CITIZEN CASE | |
| Citizen 4-G04932 | CITIZE CASE REFERENCE | |
| Citizen 4-S075670 | ||
| Citizen 4-Y52559 | CITIZEN CASE | |
| Citizen 4-Y60179 | CITIZEN CASE | |
| Fontainemelon 57-21 | 21,600 BPH | 6.75 |
| IWC 8521 | AUTO SS CAL | 10.5 |
| Mathey Tissot 721 | AS 1861 | 11.5 |
| Omega 366.0833 | OMEGA CASE USES CALIBER | |
| Omega 368.1503 | OMEGA CASE USES CALIBER 1111 | |
| Ronda 9017-21 | 21,600 BPH-PIN LEVER-DSS-CALENDAR DAY-DATE W/CORRECTOR | 8.75 |
| Seiko 2906-537B | SEIKO CASE REFERENCE | |
| Seiko 3M43A | SEIKO MOVEMENT | |
| Seiko 5606-5070 | SEIKO CASE REFERENCE | |
| Seiko 7009-565A | SEIKO CASE REFERENCE | |
| Seiko 7705-508H | SEIKO | |
| Seiko 9570-5010 | SEIKO CASE REFERENCE | |
| Seiko V251-5050 | PULSAR CASE REFERENCE | |
| Seiko V811-5090 | SEIKO CASE REFERENCE | |
| Seiko Y112-602H | PULSAR 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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