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Seiko 7N89-0121
The Seiko 7N89-0121 features the following functions:
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
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 |
|---|---|---|---|
| AUTOMATIC BRIDGE | 1900-42922 | Buy part | |
| BALANCE COMPLETE W/O STUD/PIN | Buy part | ||
| BARREL | 180/1-WIT W102 | Buy part | |
| CENTER WHEEL | Buy part | ||
| FOURTH WHEEL | 220/WIT W102 | Buy part | |
| INTERMEDIATE CROWN WHEEL | 424/WIT W102 | Buy part | |
| JEWEL, CAP | Buy part | ||
| MAINSPRING, AUTO | 770/ORI 42940 | 2000/ORI 42940 | Buy part |
| MINUTE WHEEL DISC | 260/WIT W102 | Buy part | |
| PAWL WINDING WHEEL | Buy part | ||
| PINION, BREGUET (REVERSER) | 6270-42940 | Buy part | |
| PINION, SWEEP SECOND | 2450/ORI 46940 | 2450/ORI 46940 | Buy part |
| SET BRIDGE | 445/WIT W102 | Buy part | |
| SET LEVER | 4100/ORI 42940 | Buy part | |
| STAFF | Buy part | ||
| STEM | 401/WIT W102 | Buy part | |
| SWEEP SECOND PINION | 275/WIT W102 | Buy part | |
| THIRD WHEEL | Buy part |
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