Seiko 2505B Seikomatic Lady Calendar Parts List
Comprehensive parts list and exploded views for the Seiko 2505B automatic wristwatch, the Seikomatic Lady Calendar model featuring 21 jewels. This service manual provides detailed component nomenclature with part numbers, assembly diagrams, and complete technical specifications including case diameter of 17.20 mm, maximum height of 5.50 mm, and balance wheel frequency of 19,800 vibrations per hour. Essential reference for watchmakers and repair technicians performing maintenance, servicing, or restoration work on this precision automatic movement.
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Document Details
- Format
- Pages
- 2
- Size
- 196.5 KB
- Category
- Watchmaking