What this coin looks like (obverse, reverse, mint mark location, special features, etc.):
There were two major varieties of the 1873 Seated Liberty Dime where both of them had no arrows at the date. The variety depicted above is the 1873 Open "3" variety which had wider spacing between the "3" in the 1873 date. The difference between the Closed 3 vs Open 3 variety can be seen in the example image below:
Coin valuation chart: Typical coin prices, values and worth per grade or condition - in USD