Vaucher Manufacture Fleurier VMF 3000/H,M,S6H

The VMF 3000/H,M,S6H is an automatic movement manufactured by Vaucher Manufacture Fleurier in Switzerland. It measures 23.3 mm in diameter and 3.9 mm thick, beats at 28,800 vph, and delivers a 50-hour power reserve from its double barrel. The movement features a free-sprung balance with variable inertia and a silicon hairspring, both contributing to its chronometric stability. It remains in production.