The Ingenieur's genesis dates from 1944 when IWC hired a new technical director, Albert Pellaton. He was responsible for the creation of IWC's first automatic watch. The Ingenieur was viewed by IWC as the automatic and civilian version of the famous Mark
Panerai nice watch with the leather strap, although I do like wearing the Panerai with it's more athletic, rubber strap. Panerai prices for new models have gone stratospheric.so check for vintage models. Nice shirt, too.