Seiko Cal. 7002A Parts Catalogue and Technical Guide
Comprehensive parts catalogue and technical service guide for the Seiko caliber 7002A automatic watch movement. Features detailed exploded diagrams with numbered component references covering every part of this workhorse movement. Technical specifications include 27.4 mm outside diameter, 4.9 mm height, 21,600 vibrations per hour, and 17 jewels. The guide supplies complete parts lists organized by category—screws, jewels, tubes, and additional components—each with corresponding part numbers for accurate ordering and identification. Step-by-step disassembly and reassembly procedures walk you through the critical stages of movement servicing, accompanied by specific lubrication guidance and technical notes addressing the oscillating weight, reduction wheels, barrel assembly, and train-wheel bridge. Essential for watchmakers and technicians performing overhaul work on this prolific automatic caliber.
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Document Details
- Format
- Pages
- 6
- Size
- 290.4 KB
- Category
- Watchmaking