World's first automatic Chronograph, the original was history announced as tightness of the new square case. Regrettably was discontinued. This model is a staple of 5000 books in 1998, only sold as a limited edition model stepping stone model. Dial reproduces the original HEUER logo and classic design is attractive. Original of it across into the hands of a handful of collectors: rare model is what not? So good condition, comes with box and warranty card is recommended.