* Average Condition (Good-4): An 1851 penny in average condition, with moderate wear and tear but still legible and in overall fair shape, may be worth around $10 to $20.
* Good Condition (Good-6): An 1851 penny in good condition, with less noticeable wear but still some signs of circulation and handling, may be worth around $20 to $30.
* Fine Condition (Fine-12): An 1851 penny in fine condition, with minimal wear and relatively sharp details still visible, may be worth around $30 to $40.
Please note that these are just rough estimates based on general market conditions. The actual value of an 1851 penny in good condition can vary significantly depending on the specific details of the coin and the current market demand for rare coins. To obtain a more accurate valuation, it's recommended to consult with a professional coin dealer or appraiser who can assess the coin in person and provide a more accurate valuation based on its specific characteristics.