SIHH 2013: IWC Ingenieur Constant-Force Tourbillon, IWC Ingenieur Perpetual Calendar Digital Date-Month
At the annual exhibition SIHH 2013, the company IWC has introduced its new collection Ingenieur, equipped with a variety of models. In Ingenieur watches of 2013 are embodied two design styles: they are powerful, classic models in stainless steel and sporty watches, made with innovative materials from the arsenal of "Formula 1” TM.
















