Im not sure but i would take it to a dealer and i aswell have a coin without the five on it, though mine is not 1945, so i would be wondering aswell
A 2010 U.S. nickel is worth exactly five cents.
The postage rate in 1945 was 3 cents. It was raised from 2 cents in 1932. It went to 4 cents in 1958.
In 1945 a bottle of Coca Cola cost 5 cents.
twenty five cents
5 cents to 15 cents
The cost of a gallon of milk in 1945 was about 62 cents. A gallon of gasoline cost of 21 cents and a postage stamp was 3 cents.