This is the most compact fiber laser marker optimized for precious alloys especially for Gold and Silver alloys. One has to take care of special protection mechanism from damaging fiber laser due to reflections from such shiny metals during marking. KaratMark is protected from such reflections with very less electrical consumption and works on standard air-cooled system. Special software features are available for hallmarking centers for easy designing and marking various alpha-numeric, logo and bar coding.