The value of a 1912 S penny can vary depending on its condition and rarity. Here are some factors that affect the value of a 1912 S penny:
Condition: The condition of the coin is one of the most important factors in determining its value. Coins that are in good condition, with few or no scratches, dings, or other damage, are worth more than coins that are in poor condition.
Rarity: The rarity of the coin is another important factor in determining its value. The 1912 S penny is a relatively common coin, but some varieties are rarer than others. For example, the 1912 S penny with the "S" mint mark on the reverse is rarer than the 1912 S penny with the "D" mint mark.
Overall, the value of a 1912 S penny can range from a few dollars to several hundred dollars, depending on its condition and rarity.
Here are some specific examples of the values of 1912 S pennies in different conditions and with different varieties:
* 1912 S penny in good condition: $3 - $5
* 1912 S penny in very good condition: $5 - $10
* 1912 S penny in extremely fine condition: $10 - $20
* 1912 S penny with the "S" mint mark on the reverse: $20 - $50
* 1912 S penny with the "D" mint mark on the reverse: $30 - $100
Please note that these values are just estimates and can vary depending on the market at the time of sale. If you have a 1912 S penny, it is best to have it appraised by a professional coin dealer to determine its exact value.