it's true this ? THESE PANDAS HAVE JUST BEEN PROFESSIONALLY GRADED BY NGC and CONSERVED by NCS There is No Toning or White spots- Just a Beautiful, Lustrous coin! When coins are Conserved, they are first thoroughly cleaned, and then chemically treated to prevent future toning, spotting or oxidation
Yes. They have a set price for conserving coins less than a certain value, and fee increases, in percentage, as to value of the coin.