The Ingenieur Chronograph is powered by the IWC-manufactured 69375-calibre movement with a bidirectional pawl-winding system and a 46-hour power reserve.Used in combination with the tachymeter scale, it also shows the average speed achieved over a measured distance of 1,000 metres. The transparent sapphire-glass back provides a view of the 69375-calibre movement in all models. This timepiece has a case made from 18-carat 5N gold, a slate-coloured dial, gold-plated hands and a black alligator leather strap.
18 ct 5N gold case Diameter 42.3 mm Height 14.9 mm Screw in crown See-through sapphire glass back Water resistance 12 bar
69375 Calibre IWC-manufactured movement Automatic, self-winding 46 hours Power Reserve Frequency 28800.0 vph (4.0 hz) 227 Components 33 Jewels Côtes de Genève, perlage
Chronograph function with hours, minutes and seconds Date display Sapphire glass, convex, antireflective coating on both sides Small hacking seconds
Slate-coloured dial with luminescence
Black alligator leather strap Strap width 20 mm