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Seiko 7A28-7009
The Seiko 7A28-7009 is an automatic mechanical watch movement featuring a sweep seconds hand. It operates at a beat rate of 21600 vph and consists of 17 jewels.
The Seiko 7A28-7009 features the following functions:
- Automatic Winding
- Sweep Seconds
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 |
|---|---|---|---|
| BALANCE COMPLETE | 721/2062 | 0311504 | Buy part |
| BARREL COMPLETE | 0206503 | 182/1270 | Buy part |
| ESCAPE WHEEL, S/S | 705/1306 | 0251501 | Buy part |
| PALLET | 710/1318 | 0301504 | Buy part |
| STEM, T8 | 0351501 | 200/1744F | Buy part |
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