KJSHXYG 3135 Movement Automatic Mechanical Movement for Luxury Watch 31 Jewels with Date Wheel Tool kit for Watch Repair, Common 40mm,41mm Diver Watch Cases

KJSHXYG

【Precision Movement】High-precision replica of VR3135 automatic mechanical movement, 29.0 mm in diameter, 6.0 mm in thickness, 31 ruby ??bearings, 28,800 vibrations per hour (4 Hz) to ensure stable timekeeping 【Superior Performance】 VR3135 Equipped with a patented shock absorber, a high-efficiency automatic winding system, and a quick calendar adjustment function. Power reserve of approximately 70 hours meets daily use and practice needs 【Wide Compatibility】watch movement movement size design can be used to fit the 40mm to 41mm diving-style watch cases commonly found on the market, a standard used by watchmakers and enthusiasts 【Professional Use】 automatic watch movement Designed specifically for watch repairers, watchmaking school students, and advanced enthusiasts. Suitable for movement disassembly practice, functional research, modification projects, or as a model for displaying precision mechanics 【Quality Assurance】 VR 3135 Movement Made with high-quality alloy materials and precision machining. Please note: This is an independently manufactured replica movement, suitable for educational and repair purposes