A genuine 1964 Kennedy half dollar is currently worth about $6. A jumbo coin is surely a novelty, and isn't worth anything to collectors.
1 Dollar
Please, turn the coin over and look at the denomination on the back. It's a HALF dollar, not a dollar. The 1964 Kennedy half is a 90% silver coin, but very common. The value would be only for the silver, about $15.00 as of 9-1-11.
The 1964 Kennedy half dollar is a 90% silver coin but so many were made only a very high grade uncirculated example is worth more than the silver in the coin. The silver value today (3-16-11) is about $12.00.
Check that coin again. Kennedy wasn't put on the half dollar until 1964.
The US didn't release any one dollar coins that year. It might be a 1964 Peace dollar, in which case it's actually from the 1920s and the date was restamped later. One of those is currently worth about $13 for the silver.
Sorry, no US dollar coins exist dated 1964. Eisenhower first appeared on the dollar coin in 1971. The coin is likely a 1964 Kennedy HALF dollar. Look at the coin again and post new question.
1 Dollar
f you want to know the value of a Canadian 1964 1 dollar coin, you need to know that is a silver coin. The minimum value is 10$. If the coin have never circulated, you can find the value according the the grade here : http://www.coinsandcanada.com/coins-prices.php?coin=1-dollar-1964&years=1-dollar-1953-2010
Please, turn the coin over and look at the denomination on the back. It's a HALF dollar, not a dollar. The 1964 Kennedy half is a 90% silver coin, but very common. The value would be only for the silver, about $15.00 as of 9-1-11.
Check that coin again. Kennedy wasn't put on the half dollar until 1964.
The 1964 Kennedy half dollar is a 90% silver coin but so many were made only a very high grade uncirculated example is worth more than the silver in the coin. The silver value today (3-16-11) is about $12.00.
The US didn't release any one dollar coins that year. It might be a 1964 Peace dollar, in which case it's actually from the 1920s and the date was restamped later. One of those is currently worth about $13 for the silver.
The 1964 Kennedy is very common, unless it's a super high grade coin the value is just for the silver, about $10.00
Please turn the coin over and look at the denomination on the back. It's a HALF dollar.
A "one dollar" coin has the value of one dollar!
The 1964 Kennedy half dollar is a 90% silver coin but so many were made only a very high grade uncirculated example is worth more than the silver in the coin. The silver value today is about $10.00.
Check that coin again, because what you described doesn't exist.