The filled S is okay see our CCF link on this date:
http://www.coincommunity.com/us_dim...ber_dime.aspTo me it just looks like it was buried for a while or in salty water at one point, then by the close up photos I see swirl cleaning marks on the rim, somebody tried at one point to clean it up. I think the coin is real. and grades details AU, surface or enviromental damage.
"Buy the Book Before You Buy the Coin" - Aaron R. Feldman - "And read it" - Me 2013!
ANA Life Member #3288 in good standing since 1981, ANS, Early American Coppers Member (EAC), Colonial Coin Collectors Club member (C4), Conder Token Collector Club member (CTCC), Civil War Token Society (CWTS) member, Liberty Seated Collectors Club (LSCC) & Numismatic Bibliomania Society member (NBS), USMex, Member in good standing, 2¢ variety collector.
See my want page:
http://goccf.com/t/140440