Looks like a contact mark on the lobe. The ear is not doubled/enlarged. Just a contact mark on that area.
Here is a normal earlobe;

Same size as your coin. The mark on the lobe is distracting you. If it were a doubled die, that mark would be raised. On yours it is incuse. (damage on the coin)
Here is a normal earlobe;

Same size as your coin. The mark on the lobe is distracting you. If it were a doubled die, that mark would be raised. On yours it is incuse. (damage on the coin)























