Legitimacy and credibility matters, especially if you care deeply and hold your Scottish ancestry with great pride. The difference between a coat of arms of a Scottish Chief, and that which isn’t is self explanatory.
Scottish arms belong to and individual and should not be used without their permission.
The shield of the chief is the main component of the arms and is copyrighted to him.
The arms above are that of the Chief of Carruthers, accepted and recognised in Canada as being matriculated through the Lord Lyon in Scotland, below thatis not recognised Carruthers arms.
The chart below may explain the legitimacy and credibility of claims made.