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Seiko 4N20-5530
Base: Phenix 781
The Seiko 4N20-5530 is a mechanical movement, being driven by a series of gears and springs rather than batteries or electronics.
The Seiko 4N20-5530 features the following functions:
- Mechanical Movement
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
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Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
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Incabloc Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
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KIF Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
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Documents
Parts Listing
| Part Description | Reference # | Alternate | Buy |
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