Seiko Cal. 6F25A & 6F26A Parts Catalogue and Technical Guide
Parts catalogue and technical guide for Seiko quartz watch movements Cal. 6F25A and 6F26A. Includes complete parts list with numbered exploded views, specifications (step motor movement, date/day calendar mechanisms, numerical date calendar), disassembly and reassembly procedures, installation instructions for date hand, minute wheel bridge, date jumper, and train wheel setting lever. Technical data: 19-22mm case diameters, 2.7mm height, 4 hands with date or day hand, battery 1.55V (approximately 5 years life), 2 jewels. Contains valve checking procedures and lubrication requirements with Moebius A and SEIKO Watch Oil S-6.
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Document Details
- Format
- Pages
- 8
- Size
- 264.4 KB
- Category
- Horlogerie