A British 1980 cupro-nickel Crown (25 Pence)(Elizabeth II)(Queen Mother 80th Birthday Commemorative), uncirculated and in absolute mint condition could fetch up to £2 GBP.
A British 1980 cupro-nickel Crown (25 Pence)(Elizabeth II)(Queen Mother 80th Birthday Commemorative)(specimen in presentation folder), in absolute mint condition could fetch up to £3 GBP.
A British 1980 Crown (25 Pence)(Elizabeth II)(Queen Mother 80th Birthday Commemorative)(silver proof in case FDC), in absolute mint condition could fetch up to £40 GBP.
A reputable coin dealer will be able to give a more accurate valuation.
NOTE - The 25 Pence coin was known as a Crown from its first issue in 1972 until 1990 when the Five Pound coin became known as the Crown.
A British 1960 cupro-nickel Crown (Five Shillings)(Elizabeth II), uncirculated and in absolute mint condition could fetch up to £10 GBP. If it has been circulated but still in good condition, it might fetch anything up to £5 GBP.
A British 1960 cupro-nickel Crown (Five Shillings)(Elizabeth II)(polished dies - New York Exhibition issue), uncirculated and in absolute mint condition could fetch up to £25 GBP. If it has been circulated but still in good condition, it might fetch anything up to £10 GBP.
A British 1960 cupro-nickel Crown (Five Shillings)(Elizabeth II)("VIP" Proof frosted design FDC), uncirculated and in absolute mint condition could fetch up to £450 GBP.
The values quoted are the best possible for the best specimens in their grades, but may be significantly lower due to varying demand for the coin and the prevailing economic climate. A reputable coin dealer will be able to give a more accurate valuation based on inspection of the coin.
There was no British 1938 Crown (Five Shillings) struck.
The Royal Mint produced no British Crown coins from 1848 to 1886 inclusive.
The last British predecimal Crown (Five Shillings) was minted in 1965.
The first British decimal Crown (25 Pence) was minted in 1972.
The Royal Mint did not produce a 1966 Crown (Five Shilling) coin.
The last Crown minted prior to decimal currency was the 1965 Churchill Commemorative Crown.
There was no 1983 British Crown minted.
There was no 1946 British Crown minted.
There was no 1908 British Crown (Five Shilling) minted.
There was no 1956 British Crown (Five Shillings) minted.
There was no 1963 British Crown (Five Shillings) minted.
There was no British 1907 Crown (Five Shillings) minted.
There was no British Crown minted from 1938 to 1950 inclusive.
There was no 1923 British Crown (Five Shillings) minted.
There was no British Crown minted from 1903 to 1926 inclusive.
There was no British Crown minted from 1848 to 1886 inclusive.
There was no British 1886 Crown (Five Shillings) coin minted.
There was no British 1846 Crown (Five Shillings) coin issued.
There were no British Crown (Five Shilling) coins issued from 1903 to 1926.