Seiko Cal. 7D48A Parts Catalogue and Technical Guide
Complete parts catalogue and technical guide for the Seiko Cal. 7D48A automatic generating system quartz watch movement. Includes detailed specifications, functional descriptions of power save and time relay functions, perpetual calendar operation, assembly diagrams with numbered parts, and exploded views of the movement components including step motors, piezoelectric motor for calendar, rechargeable battery unit, and calendar mechanism wheels.
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
- 8
- Size
- 1.8 MB
- Category
- Horlogerie