Proof vs. Circulation Strikes: These coins are often worth more than circulation strikes due to their limited production and enhanced finish.
Varieties and Errors: These deviations from the norm can significantly increase their value among collectors.
Demand and Collector Interest: Coins that hold historical or sentimental significance tend to attract greater interest.
Coin Market Trends: Economic conditions, collector trends, and market sentiment all play a role.
Authentication and Certification: Coins that have been professionally authenticated and certified by reputable numismatic grading services often carry higher values .
Cultural and Artistic Appeal: Some Kennedy half dollars feature unique designs or artistic elements that resonate with collectors.