Seiko Caliber 4219A Parts Catalog
Seiko Caliber 4219A Parts Catalog — comprehensive parts list and technical reference for this 23-jewel automatic movement. Covers the 23.4 mm diameter case with maximum height of 5.6 mm and 21,600 vibrations per hour specification. Includes complete numbered parts inventory with detailed technical drawings and material specifications for every component. Documents the day/date calendar mechanism and the Diashock shock-resistant device protecting the balance assembly. Also covers configuration notes for day wheel and date wheel setup across different crown positions and calendar frame arrangements, essential for accurate reassembly and adjustment of this movement.
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Document Details
- Format
- Pages
- 2
- Size
- 104.6 KB
- Category
- Watchmaking