British & English Copper Coin collecting

GEORGE II II Halfpenny 1734 4 over higher 4 over 3 over 1 or ( I ) roman I ?

please see the write up on example GIIH345 for possible explanation, though the error is in different stages of wear and its easy to see how it could be mistaken or look different on a weaker, worn, or an example struck at the end of the dies life with very little evidence remaining of the original error or errors. Coin grades a problem free good fair.