
This balance staff is used by the following movements:
| Movement | Shock System | Description |
|---|---|---|
| Seiko 8420-5220 | Supershock | SEIKO CASE REFERENCE |
| Citizen 4-847580 | Supershock | CITIZE CASE REFERENCE |
| Seiko 2F50-603H | Supershock | SEIKO CASE 08/12/98 |
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