Seiko Cal.2B21A Parts Catalogue
Parts catalogue for Seiko Cal.2B21A watch movement. Contains exploded views of the movement showing hour, minute and second hands, dial, wheels, pinions, battery connections, and related components. Includes technical references for screws, jewels, bridges, rotors, and other mechanical parts with part numbers.
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Document Details
- Format
- Pages
- 4
- Size
- 74.0 KB
- Category
- Horlogerie