Eterna Caliber 1541 and 1542 Movement Specifications
Technical specifications sheet for Eterna automatic watch movements caliber 1541 and 1542. Documents diameter measurements (25.60 mm and 29.00 mm respectively), thickness (4.60 mm), and balance frequency (21,600 vibrations per hour). Includes detailed photographs of both sides of each movement, plus calendar spare parts references for calibers 1521 and 1522, and additional spare parts listings for caliber 1531. Essential reference for watchmakers, service technicians, and movement specialists requiring accurate dimensional and mechanical data for Eterna automatic movements of this generation.
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Document Details
- Format
- Pages
- 1
- Size
- 523.9 KB
- Category
- Watchmaking