When it comes to technical timekeeping, IWC Schaffhausen is the master of all things precise. Since the mid-1950s, the IWC Ingenieur model has been designed specifically for scientists and engineers, allowing them to have all the requirements of water resistance, antimagnetic properties and high precision within a single timepiece. Years later, this pre-owned Ingenieur Zidane 44mm looks equally as modern as it does fully functional.