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Seiko W670-4020
The Seiko W670-4020 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 |
|---|---|---|---|
| KEY, WINDING TIME | 78K/91 | 950/SWIZA 50-51 | Buy part |
| KEY, WINDING TIME & ALARM | 78K/90 | 950/SWIZA 48-49 | Buy part |
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