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Seiko 1F21-0J00
The Seiko 1F21-0J00 watch movement is an automatic mechanical movement featuring sweep seconds functionality. It operates at a beat rate of 28,800 vibrations per hour and includes 32 jewels.
The Seiko 1F21-0J00 features the following functions:
- Automatic Winding
- Sweep Seconds
Balance Staff Listing
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Mainspring Listing
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Incabloc Part Listing
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KIF Part Listing
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Documents
Parts Listing
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