ETA 2681 Technical Data Sheet
Technical data and parts list for the ETA 2681 automatic watch movement. This document provides complete movement specifications for the 8¾ ligne caliber (19.40mm diameter, 4.80mm height), including 38-hour power reserve, 25 jewels, 28,800 A/h frequency, and 51° balance lift angle. Comprehensive interchangeability list covering all major components and subassemblies with caliber references, essential for parts identification and ordering. Detailed technical drawings show movement construction from both sides. Reference document for watchmakers, technicians, and parts specialists working with ETA 2681 movements.
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Document Details
- Format
- Pages
- 8
- Size
- 2.0 MB
- Category
- Watchmaking