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Seiko 2C20-0420
The Seiko 2C20-0420 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 |
|---|---|---|---|
| BALANCE COMPLETE | 111272/HAM | Buy part | |
| BALANCE COMPLETE | 113273/HAM | Buy part | |
| BARREL ARBOR | 101270/HAM | 7211/HAM | Buy part |
| CLICKSPRING | 565270/HAM | 7220/HAM | Buy part |
| CROWN POST, FEMALE | 615270/HAM | 615270/HAM | Buy part |
| CROWN POST, MALE | 615171/HAM | 50003/HAM | Buy part |
| HAIRSPRING, ELINVAR | 579271/HAM | 579271/HAM | Buy part |
| MAINSPRING | 717271/HAM | 717271/HAM | Buy part |
| MAINSPRING | 717273/HAM (use 717270/HAM) | 717273/HAM | Buy part |
| MAINSPRING STGH 63 | 717272/HAM | 46433/ILL | Buy part |
| MAINSPRING STRENGTH 50 | 717270/HAM | 717270/HAM | Buy part |
| PALLET ARBOR | 103270/HAM | 7638/HAM | Buy part |
| SET LEVER (DETENT) | 290270/HAM | 290270/HAM | Buy part |
| STAFF | 607273/HAM | Buy part | |
| STEM, FEMALE | 615272/HAM | 615272/HAM | Buy part |
| STEM, MALE | 615271/HAM | 615271/HAM | Buy part |
| STEM, TAP 10 | 614270/HAM | 7226/HAM | Buy part |
| WHEEL, ESCAPE W/PINION | 657271/HAM | 7352/HAM | Buy part |
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