1: Half dollars, minted since 1794, hold value as collectible coins.

2: Key dates and rare varieties increase half dollar worth.

3: Valuable half dollars include 1916 Walking Liberty, 1964 Kennedy, and 1976 Bicentennial.

4: Numismatic value depends on condition, scarcity, and demand.

5: Half dollars can be silver or clad in copper-nickel alloy.

6: High-grade coins fetch top dollar at auctions and sales.

7: Investment potential makes half dollars sought-after by collectors.

8: Numismatic experts recommend buying certified coins for authenticity.

9: Half dollars offer a glimpse into history and a potential for profit.