IWC Schaffhausen Ingenieur Automatic 40

The IWC Schaffhausen Ingenieur Automatic 40, reference IW328903, has a 40 mm steel case. It measures 10.7 mm thick and carries an aqua dial. A convex sapphire crystal with antireflective coating on both sides covers the dial, and the crown is a screw-down type. The case carries a 100 metre water resistance rating. Inside is the IWC-manufactured calibre 32111, a self-winding movement with a 120-hour power reserve. The watch combines a date display with a central seconds function, both set against the aqua dial. IWC fits this reference with a stainless steel bracelet.