Very little - unless there's something 'unusual' about it. There were literally tens of thousands minted, and they continued to be used until the UK coinage was re-designed during decimalisation - when all 'old' designs were withdrawn from circulation. The last half crown was issued in 1970
two bob or half a crown in old money
It would be worth 12.5 pence.
The 1957 Franklin half dollar is a very common high mintage coin of the series, most are valued for the silver at about $15.00.
Two bob or half a crown in old Money - same as Ronnie Corbett and the Krankies.
The last year for the Walking Liberty halves was 1947. A half dollar dated 1957 is a Franklin half. Please look at the coin again and post new question.
i $A
what is the 1981 royal wedding commemorative crown worth
Please post a new question with the coin's country of origin. The US stopped making half cents in the middle of the 19th century.
I am afraid that it depends very much on the date and condition of the coin. A guide is available on the related link below.
How much is a UK half pence worth
How much is a UK half pence worth
A wheat penny is worth about $1,000,000