The 45-mm case made of grade 5 titanium — a material used in modern automobile engines as well as aerospace components — reflects the “back to the roots” ethos that inspired the IWC Ingenieur Replica collection’s redesign in 2017.
Like other models in IWC’s portfolio outfitted with this complicated movement,the slate-colored dial has a distinctive look, with the date and month indicated in large numerals in the style of a digital fake watch.
In addition to the perpetual calendar, the watch is equipped with a flyback chronograph function, with elapsed hours and minutes tallied in a single subdial at 12 o’clock. The 6 o’clock subdial displays the running seconds and a leap-year indication.
Inside the case, which is water-resistant to 120 meters, is the movement that drives all of these functions, IWC Replica US Watch manufacture Caliber 89801, on display through a sapphire window.It runs in 51 jewels, beats at a 28,800-vph frequency, and amasses a 68-hour power reserve. The watch is mounted on a black calfskin strap.