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Seiko 7770-5031
The Seiko 7770-5031 features the following functions:
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|---|---|
| 4302 | Ordinary/None | Buy staff |
| 4047 | Ordinary/None | Buy staff |
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|
Incabloc Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
|---|
KIF Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
|---|
Documents
Parts Listing
| Part Description | Reference # | Alternate | Buy |
|---|---|---|---|
| BALANCE COMPLETE | 6626/ELG | 5-660/ELG | Buy part |
| ESCAPE WHEEL COMPLETE | 6386/ELG | 283-661/ELG | Buy part |
| HAIRSPRING COLLET | 6368/ELG | 46-661/ELG | Buy part |
| MAINSPRING 6.5-13.5-11.75 DBH | MS-JA127 | 6330/ELG | Buy part |
| RATCHET WHEEL | 6390C12/ELG | 290-661/ELG | Buy part |
| SET LEVER (DETENT) | 6371/ELG | 6371/ELG | Buy part |
| STAFF, 21/0S | 22BB/27A | 6382/ELG | Buy part |
| STEM | 6363/ELG | 6363/ELG | Buy part |
| THIRD WHEEL COMPLETE | 6392/ELG | 295-661/ELG | Buy part |
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