What this coin looks like (obverse, reverse, mint mark location, special features, etc.):
One major variety of the 1828 Coronet Head Large Cent (Penny) is the Large Narrow Date type. The numbers "8" in the date are larger and the spacing between the numbers is more narrow. The difference between the Small Wide Date vs Large Narrow Date is depicted below in the example comparison image of the coins. Also note the spacing between each of the two stars and the date:
Coin valuation chart: Typical coin prices, values and worth per grade or condition - in USD