Seiko Quartz Cal.2B21A Technical Guide and Parts Catalogue
Technical guide and parts catalogue for Seiko Quartz Cal.2B21A movement. Includes specifications, circuit block structure, detailed disassembly and reassembly procedures for hands, battery clamp screw, and train wheel bridge screw. Contains lubrication guidelines, checking and adjustment procedures, cross-sectional views of gear train, and exploded diagrams showing all movement components and their part numbers.
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
- 13
- Size
- 260.2 KB
- Category
- Horlogerie