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Balance Staff
For IWC 421
Ronda #3736
Movement Listing
This balance staff is used by the following movements:
| Movement | Shock System | Description |
|---|---|---|
| Citizen 4-E63522 | Ordinary/None | CITIZEN CASE |
| Seiko V247-5190 | Monorex | LORUS CASE REFERENCE |
| Citizen 4-986369 | Unishock | CITIZE CASE REFERENCE |
| Seiko V811-0980 | Ordinary/None | PULSAR CASE REFERENCE |
| Citizen 4-K09541 | Monorex | CITIZEN CASE |
| Seiko 4N00-6960 | Unishock | SEIKO CASE 971201 |
| Bidlingmaier B12 | Ordinary/None | |
| Amida 540 | Monorex | PIN LEVER (MSPG 8X7X16.5) |
| Citizen 4-G01356 | Unishock | CITIZE CASE REFERENCE |
| Bulova C897206 | Ordinary/None | BULOVA CASE REFERENCE |
| Citizen 4-Y55221 | Monorex | CITIZEN CASE |
| Bulova C863190 | Unishock | BULOVA CASE REFERENCE |
| Citizen 4-K03798 | Ordinary/None | CITIZE CASE REFERENCE |
| Citizen 4-K03798 | Ordinary/None | CITIZE CASE REFERENCE |
| Citizen 4-S012449 | Monorex | |
| Citizen 4-G30143 | Unishock | CITIZE CASE REFERENCE |
| Judex 36-21 INT S | Ordinary/None | 21,600 BPH |
| Wittnauer 2000-W102 | Monorex | WITTNA CASE REFERENCE |
| Citizen 4-211821 | Unishock | CITIZEN CASE |
| Citizen 4-G05581 | Ordinary/None | CITIZEN CASE |
| Citizen 4-F43852 | Monorex | CITIZEN CASE |
| Favre Leuba 9 22/12 | Unishock |
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