Seiko Quartz Cal.47A Parts List and Technical Data
Comprehensive parts list and technical data for the Seiko Quartz Cal.47A movement. This service manual contains detailed component diagrams with factory reference numbers and full specifications for this compact quartz caliber, including case diameter of Ø 15.3 mm, maximum height of 3.8 mm, 32,768 Hz crystal oscillator frequency, and 2-pole step motor system. The documentation covers the 7-jewel movement architecture, trimmer capacitor regulation specifications, and illustrated component layouts essential for accurate identification, assembly, and maintenance work. Ideal for watchmakers and technicians performing repair, servicing, or restoration on Seiko quartz timepieces fitted with this caliber.
Documentation must be downloaded on a computer (PC, Mac, or Linux).
Do not use a smartphone or tablet to download documentation; they generally lack sufficient memory capacity to handle large files, and few users know how to locate the download folder on these devices.
Once downloaded, you can use it right away and even print the pages you need, or use your smartphone in photo mode to translate into the language of your choice: Google Translate
Document Details
- Format
- Pages
- 15
- Size
- 704.8 KB
- Category
- Watchmaking