43mm black carbon composite case with matte finish and Alinghi Red Bull Racing logo engraved on the case back. 60-minute bidirectional bezel in titanium with matte black carbon composite insert, 120-click. Manufacture Calibre MT5813 (COSC). Self-winding mechanical movement with bidirectional rotor system. Blue, matte, red accents on the chronograph counters. Flat sapphire crystal. Single-piece blue fabric strap. Power reserve of approximately 70 hours.

41mm steel case with polished and satin finish. Fixed 316L steel bezel with matt black anodised aluminium disc with tachymetric scale and silver markings. Manufacture Calibre MT5813 (COSC) Self-winding mechanical movement with bidirectional rotor system. Dial color: Black with silver counters, domed. 316L steel screw-down pushers at 2 o'clock and 4 o'clock. Domed sapphire crystal. Waterproof to 200m (660 ft). Black leather strap with removable bund with folding clasp and safety catch

41mm steel case with polished and satin finish. Fixed 316L steel bezel with matt black anodised aluminium disc with tachymetric scale and silver markings. Manufacture Calibre MT5813 (COSC) Self-winding mechanical movement with bidirectional rotor system. Dial color: Opaline with black counters, domed. 316L steel screw-down pushers at 2 o'clock and 4 o'clock. Domed sapphire crystal. Waterproof to 200m (660 ft). Black leather strap with removable bund with folding clasp and safety catch