ETA 2681 Movement Technical Documentation
Technical communication document for ETA 2681 automatic watch movement. Includes movement specifications (8¾ ligne, 19.40mm diameter, 4.80mm height, 38h power reserve, 28,800 A/h frequency), complete parts list with caliber references (2640-2681), assembly diagrams for hand-setting and date mechanisms, basic movement assembly with self-winding mechanism, lubrication specifications, and hand fitting height adjustments with technical drawings.
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Document Details
- Format
- Pages
- 8
- Size
- 2.0 MB
- Category
- Horlogerie