49.4 x 29.9 mm stainless steel case, blue-grey sunray and skeletonized dial. Manually-wound Jaeger-LeCoultre Calibre 860. Power reserve of 52 hours. Hours and minutes on both dials, Chronograph with retrograde 30-minute counter. Water resistance of 30m. Fagliano Collection calf leather and canvas strap and additional calf leather strap.