ETA 989.331 Quartz Watch Movement Technical Data
Technical specifications and parts list for the ETA 989.331 quartz watch movement, a Swiss caliber featuring 7 jewels, 32'768 Hz frequency, and dimensions of 8¼" x 9" (18.50 x 20.50 mm). This technical communication document provides detailed component identification and interchangeability information for service technicians and watchmakers working with this movement.
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Document Details
- Format
- Pages
- 12
- Size
- 1.2 MB
- Category
- Watchmaking