Steel IWC Ingenieur Chronograph "Rudolf Caracciola" Limited Edition of 750. IW3807-02. 42mm case diameter. Automatic IWC 69370 calibre movement. Water resistant to 60 meters. 46 hour power reserve, 33 jewels, Slate grey dial with Index hour markers. Date display at the 3 o’clock position. Brown leather strap with steel buckle. The Ingenieur Chronograph Edition “Rudolf Caracciola” is dedicated to the most successful European racing driver of the 1930s. Box and papers dated 2016. Pre-Owned UNUSED. Our reference S21146.