This category provides links to coin grading services and information about coin grading.
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Numismatic Conservation Services, LLC
NCS accepts for evaluation all certified or raw coins, tokens and medals. NCS can remove contaminants such as PVC, soils, tarnish, carbon spots, verdigris and encrustation from the surface.
http://www.ncscoin.com/
... additional information soon ... -
Numismatic Guarantee Corporation
Numismatic Guaranty Corporation - NGC, certification service for coins.
http://www.ngccoin.com/
... additional information soon ...
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