Seiko Cal. 3M22A Movement Parts Catalogue and Technical Guide
Comprehensive parts catalogue and technical guide for the Seiko Cal. 3M22A quartz watch movement. This service manual provides detailed movement specifications including 24.0mm outside diameter, 23.3mm casing diameter, 4.2mm height, three-hand configuration, and step motor drive with 7 jewels. Features complete documentation of the automatic generating system utilizing an SL621 capacitor with 0.5–2.3V operating range and approximately 72 hours of battery life. Includes exploded parts diagrams with clearly numbered components, systematic disassembly and reassembly procedures, and comprehensive lubrication guidance specifying Mobius A and SEIKO Watch Oil S-6 for proper maintenance. Essential reference for watchmakers and technicians performing repair, restoration, and routine servicing of this movement.
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Document Details
- Format
- Pages
- 11
- Size
- 266.9 KB
- Category
- Watchmaking