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Seiko 5Y31-6A20
The Seiko 5Y31-6A20 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 |
|---|---|---|---|
| RATCHET WHEEL | 415/PP 17-250 | Buy part | |
| ROLLER | 730/PP 17-210 | Buy part | |
| STAFF | 723/PP 17-210 | 723/PP 17-210 | Buy part |
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