About $83,764...
Without a date and mintmark it is impossible to tell. The current silver melt value for 1964 90% silver half dollars is $12.34. The melt value for half dollars made between 1965-70 is $5.04. These are 40% silver. See the related links below for more information.
The silver melt value of 820 US half dollars is $10,113.74. The silver melt value of 820 1965-70 US half dollars is only $4,135.40.
It depends. For circulating coins made before 1965 only dimes, and quarters have silver. Half dollars made before 1970 contain silver. See below for their melt values:Dimes:$2.35Quarters:$5.88Half dollars made in 1964 or earlier(90%s silver):$11.77Half dollars made from 1965-70(40% silver):$4.71If you are looking for the value of a specific date of coin ask a new question and structure it like this: What is the value of a ?. For example: What is the value of a 1909 US dime? will take you right to the answer you need.
The value of a silver dollar based on its silver content can vary depending on the current market price of silver. Silver dollars minted before 1965 typically contain 90% silver and 10% copper, which gives them intrinsic value beyond their face value. You can determine the approximate silver content value by multiplying the weight of the coin by the current price of silver per ounce.
Nothing, because there's no such thing. There were no silver dollars minted in the 1960s.
1965 to 1969 Kennedy half dollars were all struck in 40% silver and have a bullion value of about $2.00
Going purely by the melt value at current silver prices, dimes minted before 1965 are worth $2, quarters are $5, half dollars are $10, and silver dollars are $21. For more detailed values, post new questions asking about specific coins.
1965-1970 Kennedy half dollars are 40% silver with a value of about $2.00 for the silver.
No 1965 US silver dollars exist.
U.S. half dollars dated 1965-1970 contain 40% silver and are currently worth about $3.
There can't be a pure silver 1965 dollar. No silver dollars were minted after 1935, and in any case pure silver is too soft for circulating coins. They all contained at least 10% copper.
Half dollars minted before 1965 are 90% silver, and those from 1965-70 are 40% silver. Then with silver dollars, the last year for ones with actual silver in them was 1935 (there were no dollar coins from 1936 to 1970).