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Seiko 8420-6209
The Seiko 8420-6209 watch movement features a sweep seconds function, allowing for the smooth and continuous movement of the seconds hand. Additionally, it incorporates 21 jewels to minimize friction and ensure the efficient and precise operation of the movement.
The Seiko 8420-6209 features the following functions:
- Sweep Seconds
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
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Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.50 x 0.100 x 300 x 9.0 mm | GR4122 | Manual | Buy mainspring |
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
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