Seiko Cal. Y187B Chronograph Parts Catalogue and Technical Guide
Complete parts catalogue and technical guide for Seiko caliber Y187B chronograph movement. Includes detailed specifications, disassembly and reassembly procedures, component diagrams with part numbers, battery information, and functional checking procedures. Contains lubrication points, circuit block structure, dial variations, and remarks on wheel combinations and winding stem specifications.
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
- 496.0 KB
- Category
- Horlogerie