This is a 1940's production Tuchima Glashütte German military flyback chronograph. It has a black matte dial with luminous Arabic numerals and cobra hands, a massive 39mm screw back waterproof case with a rotating bezel and big crown and pushers for easy operation, and a chronograph movement with flyback function made by Urofa. This is a valuable military chronograph manufactured according to Mil-Spec. In addition, it has a two-tone case with minor scratches and age-related changes, which further enhances the military taste.