Heuer Silverstone 510 403This is 2nd Generation Silverstone with Lemania movement. All parts are original and keep excellent condition. Condition The case has minor marks for its age. It has a minor dent at the upper left of 70 75 tachymeter. The crystal shows very slight mark from 12 to 3. It does not stand out in the naked eye. The dial is very good condition. It keeps shiny and sub dials are good as well. Hands and index are excellent as well. All parts are original. Fully