42 mm satin-polished steel case, sapphire crystal with anti-reflective coating, black dial with metal applique hour markers, calibre BR-CAL.301 automatic movement with hours, minutes, small seconds at 3 o'clock, date, chronograph for short time periods: 30-min timer at 9 o'clock, central chronograph seconds, tachymeter scale on the flange, black leather with a hot stamped finish and ultra-resilient black synthetic fabric strap, satin-polished steel pin buckle. Water resistant to 100 metres.