You need to know what country, what denomination, and whether the 1338 date represents a year in the common Western calendar or a different one such as the Muslim calendar.
Please post a new, separate question with more details to help ID your coin.
What is the value of a Montaque Dawson reproduction Eight Bells
1338 = 2x3x223 891 = 3x3x3x3x11 gcf = 3
It was described in 1338, so probably sometime before then.
The value of a silver coin is always changing because the value of silver is always changing. See the related link below for a silver coin value calculator. This does not give the actual value of the coin but it does give the value of the metal used to make the coin. This is know as the melt value.
the smallest value of a coin is a penny.
intrinsic value If a coin had value because of its metal content, you would refer to the "bullion value" or the "melt value" of the coin, as versus the "numismatic value" that a coin which was rare or in exceptional condition would have.
Metal value depends on the purity of the silver and the weight of the coin. Numismatic value depends on the condition of the coin.
The value of a 1799 coin depends on the coin's denomination such as dime or quarter. It also depends on what country the coin came from, where it was minted and the condition of the coin. Without that information, it is impossible to state a value.
A coin's value depends on what coin it is and what condition it is in. Without this information, it is impossible to give a value for a coin.
The value of the 5 Sydney Olympic coin is approximately $55.00. This is for the silver coin. The condition of the coin is something that may impact the value.
The coin is only face value.
The value depends on the coin, it's age and condition.