Seiko Cal. 6M25A Parts Catalogue and Technical Guide
Comprehensive parts catalogue and technical guide for the Seiko Cal. 6M25A quartz watch movement. This workshop manual provides everything needed to service, repair, and maintain this multi-function timepiece, including complete movement specifications, detailed parts list with numbered exploded diagrams for component identification, full disassembly and reassembly procedures, and essential technical remarks. The movement features a 3-hand time display with mode indicator, precision step motor, 12-hour alarm, countdown timer, stopwatch, month and date display with automatic calendar correction, hands 0-reset adjustment, integrated alarm test system, and electronic circuit reset switch. Battery specifications: SEIKO SR927W, Maxell SR927W, SONY SR927W, or EVEREADY 399 (approximately 2 years operating life). Operating voltage: 1.55V. Movement grade: 9 jewels. An essential reference for professional watchmakers and technicians servicing this caliber.
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Document Details
- Format
- Pages
- 15
- Size
- 431.8 KB
- Category
- Watchmaking