first click on subscribe my channel to join for next video and sport me hello friends my name is irshad in this video i am going to teach you how to check diamond i will tell you four way to check real dimond it Real and fake diamond 1. first scratch a line on mirror by Dimond now see line if diamond is real mirror will tear like paper, or it will skrech on mirror like wood dust. second see a word through diamond if you can see word clearly 4. fourth way to stream on diamond by your mouth if its fake it getting Boller longer time. that mean this is fake dimond if diamond is real that you can’t read a single word through dimond . 3 . third one is heat the diamond by fire but if you have real diamond its not going Boller . like mirror. if it getting heat that mean this is fake if Diamond is real you can’t heat Diamond by fire it getting cool less then 3 second . but fake diamond is heat like iron.