monster dog engraving

  1. Oakley_The_Dog

    Help me to identify if it is a counterfeit (Picture)

    Hi guys. I have found this Monster dog in my brother's collection. It looks okay, seems to be a real O-Matter, lenses looks like a genuine Black Iridium but I never seen this "O" engraving before ... In the past, a friend of mine showed me this engraving and told me it was a sign of...