42 mm steel case, 15.68 mm thick, sapphire back, screw-down steel crown, rotating ceramic bezel, black dial, Calibre HEUER02 COSC Flyback automatic chronograph movement with hours, minutes, seconds, chronograph (1/4 second, 30 minutes counter, 12 hours counter), approximately 80 hours of power reserve, alligator leather strap, pin buckle. Water resistant to 100 m.
42 mm steel case, 15.68 mm thick, sapphire back, screw-down steel crown, rotating ceramic bezel, grey dial, Calibre HEUER02 COSC Flyback automatic chronograph movement with hours, minutes, seconds, chronograph (1/4 second, 30 minutes counter, 12 hours counter, date), approximately 80 hours of power reserve, black strap, pin buckle. Water resistant to 100 m.