Heuer Chronograph 3H Dial Civilian Model Ref 1550SGThis is a very cool 43mm steel case with rotating black bezel that is the same model as those issued to the German Bundeswher or Federal Defence Force. The black dial features the desirable red 3H making that signifies Hydrogen 3 or as we know it better tritium and this particular version is a so called Small T, due to the marking over the six oclock marker. The matte case is in great condition. The dial features bold Arabic painted numerals in zinc