Earlier this year I submitted this end-roll rainbow 1968-D Kennedy half and received a questionable color designation. The other end coin from the same roll received an MS64:

I resubmitted the questionable color coin and got an MS66 designation:

Worse, PCGS continues to mark as questionable clearly natural toning, as in this coin:

I will submit this coin to NGC and then do a crossover to PCGS which, I predict, will then certify the coin with a grade. Sigh.

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