Zenith Elite Cal. 661, 670, 672, 680, 682 Technical Data
Technical specifications document for Zenith Elite automatic watch movements, covering calibers 661, 670, 672, 680, and 682. This service manual provides detailed technical data essential for repair and maintenance work on these movements: case diameter 25.60 mm, movement height 3.28 mm, power reserve approximately 55 hours, operating frequency 28,800 alt/h, 26 jewels, and precision micrometric regulation. The self-compensating hairspring balance ensures reliable timekeeping across temperature variations. Movements are available in versions with or without center second hand, and some calibers feature optional date display functionality. Suitable for watchmakers and technicians performing overhaul, adjustment, and troubleshooting on Zenith Elite automatic movements.
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Document Details
- Format
- Pages
- 6
- Size
- 3.1 MB
- Category
- Watchmaking