No. Those are rare. You have a 1964 Kennedy half that's either MS62 or a details coin, meaning there could be some damage. Scratches possibly in obverse field. It's worth about 9 dollars.
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Is this a 1964 sms half dollar or idea of what it's worth and grade?
M
Marc's Expert Appraisal
ANA-Certified Numismatist · Hudson Valley Numismatics
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Half dollar 1776 to 1976
Face value.
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US half dollar 1776-1976
Just fifty cents, they made millions.