Eterna Caliber 1543 and 1544 Movement Specifications
Technical Data sheet for Eterna caliber 1543 and 1544 automatic watch movements. Complete specifications including dimensions of 11½" (25.60 mm) and 13" (29.00 mm) respectively, height of 5.30 mm, and operating frequency of 21,600 vibrations per hour. Cross-references for spare parts catalogs and calendar complication options. Essential reference documentation for watchmakers and technical professionals working with these mid-century Eterna automatic movements.
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Document Details
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- 1
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- Watchmaking