Seiko Quartz Cal. 7439A Parts Catalogue
Parts catalogue for Seiko Quartz movement Cal. 7439A. Contains characteristics, exploded views with part numbers, and complete parts list with specifications. Includes train wheel bridge, calendar plate, hour wheel, clutch wheel, setting lever, date dial, circuit block, coil block, step rotor, battery connection insulators, crystal unit cushion, screws and tubes. Quartz frequency 32.768 Hz, 2 jewels, step motor driving system with trimmer condenser regulation.
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Document Details
- Format
- Pages
- 4
- Size
- 110.3 KB
- Category
- Horlogerie