Seiko Caliber 21D Watch Movement Parts List
Technical documentation for Seiko caliber 21D automatic watch movement (Sportslady 17J variant). Includes casing dimensions (17.80 x 15.30 mm), specifications (19,600 vibrations per hour), exploded views of movement components, and comprehensive parts list with part numbers. Contains references to balance cock, barrel arbor, wheels, pinions, escape wheel, and jeweled components with cross-reference remarks for compatible parts.
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Document Details
- Format
- Pages
- 1
- Size
- 103.6 KB
- Category
- Horlogerie