Seiko Quartz Cal. 6439A Parts Catalogue
Parts catalogue for Seiko Quartz movement Cal. 6439A. Includes illustrated parts diagrams with part numbers, characteristics (24.0 mm casing diameter, 2.7 mm maximum height, 7 jewels, 32.768 Hz quartz crystal oscillator, step motor 2 poles, trimmer condenser regulation), detailed parts list with 100+ components including wheels, bridges, screws, springs, jewels, and circuit block elements. Also features date dial variations (models 801 522-527) and battery specifications (Maxell SR1120SW, U.C.C. 381, SEIKO TR1120SW, SEIKO SR-DS).
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Document Details
- Format
- Pages
- 4
- Size
- 148.6 KB
- Category
- Horlogerie