The coin is a very common date " War Years" Walking Liberty half, unless it's a super high grade coin the value is just for the silver, about $10.00
If it is a Philippines 1944 20 centavos coin then it is 75% silver and contains .0965 oz silver.
First of all the US did not make 20 cents pieces in 1944. Also US coins do not say "Twenty centavos". So your coin is fake. Since it's fake it has no collector value. However if the coin is made of silver it has a silver value.
The coin is so common most are valued for the silver only at about $1.00
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.
Metal value depends on the purity of the silver and the weight of the coin. Numismatic value depends on the condition of the coin.
It's worth about $1.00 for the silver, collectors value depends on how much wear the coin has $1.25- $3.00
The value of a 1944 Confederation Helvetica coin can vary depending on its condition, rarity, and silver content. In general, these coins can range in value from a few dollars to potentially over $50 for well-preserved examples. It is recommended to have the coin appraised by a professional or check recent auctions to determine its specific value.
July 5, 2009 Sterling silver must have a silver content of 92.5%. The 1944 US silver Washington Quarter has a silver content of 90%. This quarter in circulated condition has a value from about $3.50 to $12 depending upon the actual condition of the coin. In uncirculated condition its value ranges from about $14 in the lower grades to about $75 in the better grades of uncirculated.
So many were made that if it shows any wear the value is for the silver, about $10.00. Only a Mint State coin has more value.
A Silver Eagle Bullion coin is 99.9% pure silver and weighs 1 oz per coin. The stamped value of the coin is U.S$1 however the intrinsic value of the coin is the value of the silver within that coin. If the the spot price of silver was $30oz at the time of checking, then the value of that coin would be worth at least $30 or more.
Such a coin does not exist. All Australian Threepences from 1910 to 1944 inclusive were made from sterling silver.