Generally, you should never clean coins. Any self respecting collector would tell you that. Many coins loose their value when cleaned and a buyer with a keen eye can tell when a coin has been badly...
Five Guineas - The Largest Most Valuable British Gold Coin British Milled Gold Coinage and The Story of the Five-Guinea Piece.This guide is reproduced from our "24carat" website.Obverse Reverse of 1687 James...