A. Schild Automatic Watch Movement Cal. 1903-1913 Technical Data and Parts List
Technical specification sheet for the A. Schild S.A. Grenchen automatic watch movement, covering calibers 1903 and 1913 (Ø 25.60 mm). Details include the self-winding mechanism with direct-sweep seconds at center, instantaneous date display, and operating frequency of 21,600 vibrations per hour. Comprehensive technical data section provides precise dimensional specifications for critical components: cage (25.60 mm), escapement assembly, annual balance wheel (10.30 mm), virole, pallet fork, hairspring, barrel, mainspring, brake spring, and date train. Page 2 features an illustrated parts catalog with numbered component diagrams and multilingual identification in French, English, and German for the base caliber 1902 platform. An essential technical reference for watchmakers servicing these Swiss movements.
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Document Details
- Format
- Pages
- 3
- Size
- 3.6 MB
- Category
- Watchmaking