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<p>[QUOTE=&quot;Player11, post: 994867, member: 26725&quot;]Yes it would damage the coin - a pencil eraser cleaning leaves small hairlines. This will reduce the nicest gem to BBG status.</p><p>&nbsp;</p><p>Dipping is the way to go, but you should practice first and remember overdipping destroys mint luster. Dipped circ coins need to be retoned and there are some products on the market which remedy this.</p><p>&nbsp;</p><p>I do not consider dipping coin doctoring but merely a conservation process.&nbsp; I have dipped coins with major PVC damage and then submitted to a major TPG getting a MS65 grade.&nbsp; If done correctly, dipped coins can result in an upgrade but some coins are better off not being dipped.&nbsp; It requires experience and a good grading skillset.&nbsp; Sometimes dipping removes toning which masks contact marks / hairlines - each situation is unique.[/QUOTE]</p><p><br /></p>

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