Swiss made, automatic, 30.5mm/6.5mm, 28,800 vph (4Hz), 72-hour power reserve. Hours, minutes, small seconds, chronograph. Column-wheel and vertical clutch chronograph. Parachrom in-house hairspring (made of niobium and zirconium). Free sprung balance wheel. Full “traversing” balance bridge (fixed at both sides to improve resistance to shocks and vibrations).