The IWC Ingenieur 3227 was the first of IWC’s new wave of Ingenieur watches, with a design loosely based on the 1970’s Ingenieur SL watches. Reference IW3227-01 has a stainless steel case and a matching bracelet.Reference for the strap is: ref. IWA 18932, IWA 18934 (XS) or IWA 18933 (XL). These straps also fit the IW 3227-01.
