LeCoultre Calibre 819 Movement Specifications and Parts
Technical specification sheet for the LeCoultre Calibre 819 mechanical watch movement. Includes movement diagrams in obverse and reverse views, essential for understanding the internal architecture of this 17-jewel caliber. Detailed specifications cover a beat rate of 18,000 alternances per hour, balance wheel diameter of 8.54 mm, and overall movement height of 3.44 mm. Comprehensive indexed parts list identifies all wheels, pinions, mainspring and hairspring assemblies, friction springs, and jewel settings with numbered references to the technical drawings. Materials and specifications for unlisted components remain identical to the base Calibre 818. Indispensable reference for watchmakers performing service, calibration, or component replacement on this movement.
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Document Details
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- Watchmaking