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Because of that, NGC Coin Grading calls it “the undisputed king of the entire series,” fetching up to $90,000 in circulated ...
The Numismatic Guaranty Corporation (NGC) and the Professional Coin Grading Service (PCGS) use the Sheldon Scale. The American Numismatic Association (ANA) uses the same scale but adds ...
Before you sell any coin, evaluate its value by grading it. Collectors trust grading by reputable services like PCGS or NGC.