Seiko Quartz 4004 Cal.0903A Parts List
Comprehensive parts list for the Seiko Quartz 4004 Cal.0903A movement, an essential service manual resource for technicians and watchmakers. The documentation provides detailed component diagrams and assigned part numbers across the entire assembly, covering the movement case, balance wheel assembly, 32.768 Hz crystal oscillator, stepper motor system, gear train mechanism, calendar complication, and integrated electronic circuit block. Movement specifications include a case diameter of 27.00 mm and maximum height of 5.30 mm. This repair manual serves as an authoritative reference for identifying individual parts, verifying component compatibility, and sourcing replacement components during overhaul or troubleshooting work on Cal.0903A equipped models.
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Document Details
- Format
- Pages
- 22
- Size
- 1.3 MB
- Category
- Watchmaking