Seiko Caliber 4219A Parts List and Technical Specifications
Parts catalog and technical documentation for Seiko caliber 4219A (23 jewels). Includes case diameter 23.4 mm, maximum height 5.6 mm, vibration per hour 21,600. Contains detailed parts list with numbered components, exploded views showing barrel and train wheel bridge, date wheel mechanism, escape wheel assembly, balance staff, transmission wheels, and various jewel settings. Covers day/date calendar system and shock-resistant Diashock device for day and date calendars. Includes remarks section on day star dial and date dial configurations.
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Document Details
- Format
- Pages
- 2
- Size
- 104.6 KB
- Category
- Horlogerie