So De Beers argument is that their shiny rocks dug out from the ground are worth far more than shiny rocks made in a machine. When no one really cares and peopl

So De Beers argument is that their shiny rocks dug out from the ground are worth far more than shiny rocks made in a machine. When no one really cares and people cant tell the difference apart from experts saying they are "fake" to keep their own industries assets from plummeting in value?