Kennedy half dollars have been minted since 1964 and are one of the most collected US coin series. Numerous minting errors have been documented across all years, with some commanding significant premiums.
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Scan My CoinDoubling visible on Kennedy's hair, the date, or LIBERTY lettering caused by multiple hub impressions.
How to check: Focus on Kennedy's hairline above the ear and the TRUST in IN GOD WE TRUST. Any shadow or shelf-like doubling indicates a doubled die.
$25 - $500+One or both copper-nickel clad layers separated from the copper core before or during striking.
How to check: The coin will appear copper-brown on the affected side and may weigh less than the standard 11.34g.
$50 - $300A crack in the die creates a raised line on the coin. A cud is a large die break at the rim.
How to check: Look for raised irregular lines across the design or raised blobs of metal at the rim edge.
$5 - $200+ for major cudsA portion of the coin blank was cut away before striking, creating a curved bite out of the coin.
How to check: Look for a curved indentation along the rim. The opposite side of the clip often shows a weak strike area called the Blakesley effect.
$10 - $100The most valuable include 1964 heavily doubled die varieties ($500+), wrong planchet errors ($1,000+), and major off-center strikes. The 1974-D doubled die reverse is also highly sought after.
Absolutely. Modern Kennedy halves from 2000-present still have die cracks, off-center strikes, and clipped planchets. They are less commonly searched, so errors may go unnoticed.
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