Eterna Caliber 1416 and 1421 Movement Specifications
Technical specification sheet for Eterna automatic watch movements caliber 1416 and 1421. Includes complete diameter and thickness measurements (30.60 mm / 13½" for cal. 1416; 25.60 mm / 11¼" for cal. 1421), height measurements (5.60 mm and 5.95 mm respectively), operating frequency of 18,000 vibrations per hour, and detailed exploded views of internal movement components with precisely numbered parts diagrams. Essential technical reference for watchmakers, technicians, and collectors requiring authentic Eterna movement data.
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Document Details
- Format
- Pages
- 1
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- 776.3 KB
- Category
- Watchmaking