IWC Schaffhausen Ingenieur Automatic 42

The IWC Schaffhausen Ingenieur Automatic 42, reference IW338902, has a ceramic case measuring 42 mm across and 11.5 mm thick. The case carries a 100 metre water resistance rating. A green dial sits beneath a convex sapphire crystal with antireflective coating on both sides. Inside is the IWC-manufactured calibre 82110, a self-winding movement built from 187 components with 22 jewels and a frequency of 28,800 vibrations per hour. It offers a power reserve of 60 hours and is visible through a sapphire display back. The dial shows a central seconds display and a date function. A green ceramic bracelet is fitted to the watch.