Waybro Posted September 12 Share Posted September 12 I have a penny that weighs 2.5 grams but is literally the diameter of a nickel can anyone explain this? Link to comment Share on other sites More sharing options...
Greenstang Posted September 12 Share Posted September 12 Duplicate post Henri Charriere and The Neophyte Numismatist 1 1 Link to comment Share on other sites More sharing options...