Seiko Cal. 8V22A Parts Catalogue and Technical Guide
Seiko Cal. 8V22A parts catalogue and technical guide — comprehensive service manual for this quartz movement. Specifications: 29.1mm diameter, 3.3mm height with battery; step motor with fixed-width pulse system; 24-hour indication, alarm, and world time functions. Complete parts list with numbered components and assembly/disassembly diagrams detailing each repair stage. Technical data includes coil block resistance values, current consumption specs, and battery information (SR1130W, 1.55V, ~2 years life expectancy). Circuit block structure breakdown and step-by-step disassembly and reassembly procedures with essential technical remarks for accurate restoration. Indispensable reference for watchmakers and technicians servicing or repairing this movement.
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Document Details
- Format
- Pages
- 5
- Size
- 140.6 KB
- Category
- Watchmaking