ETA Caliber 577.301 and 277.001 Technical Specifications
Technical service documentation for ETA caliber 577.301 (3 Hz) and 277.001 (4 Hz) quartz movements. Provides complete mechanical specifications, dimensional data, and technical characteristics needed by repair technicians and manufacturing facilities. Includes detailed component parts lists with numbered callouts, exploded assembly views showing movement architecture, and critical interchangeability notes between caliber variants. Essential reference material for service centers working with these precision quartz movements.
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Document Details
- Format
- Pages
- 3
- Size
- 1.8 MB
- Category
- Watchmaking