Good condition: A 1956d copper wheat penny in good condition, with visible wear but still legible details, can be worth around 10-15 cents.
Very good condition: A 1956d copper wheat penny in very good condition, with some wear but clear details, can be worth around 20-30 cents.
Fine condition: A 1956d copper wheat penny in fine condition, with minimal wear and sharp details, can be worth around 35-50 cents.
Extremely fine condition: A 1956d copper wheat penny in extremely fine condition, with almost no wear and excellent details, can be worth around 60-80 cents or more.
Uncirculated condition: A 1956d copper wheat penny in uncirculated condition, with no signs of wear and full mint luster, can be worth significantly more. Uncirculated 1956d copper wheat pennies can sell for several dollars or more, especially if they are certified by a reputable grading service like the Professional Coin Grading Service (PCGS) or Numismatic Guaranty Corporation (NGC).
It's worth noting that the value of a 1956d copper wheat penny can also be influenced by factors like rarity, provenance, and market demand. If the coin has any unique characteristics, such as errors or mint marks, it may have additional value. To obtain a more accurate estimate of the value of a specific 1956d copper wheat penny, it is advisable to consult with a professional coin dealer or numismatist.