What this coin looks like (obverse, reverse, mint mark location, special features, etc.):
One major variety of the 1828 Classic Head Half Cent (Penny) features 12 stars on the obverse of the coin as depicted above. The difference between the 12 stars vs 13 stars varieties is depicted below in the example comparison image:
Coin valuation chart: Typical coin prices, values and worth per grade or condition - in USD