On the 2015-P the earlobe is an over polished die issue. Note the fields have been polished down and the LIBERTY is looking pretty weak. The reverse fields looks like there was an issue with
Feeder Finger Damage and when they polished out the dies, it weakened the design. We see this a lot on the lower profile single squeeze dies. What does
Feeder Finger Damage look like:




Note how flat the fields on the torch area looks. Just a die event coin. Worth more with the
Feeder Finger Damage. Pretty much a normal coin after it has been polished.