10 Most Expensive Walking Liberty Half Dollar Coins Found in Circulation 

10. 1923-S 50C (Regular Strike) 

9. 1921-S 50C (Regular Strike) 

8. 1921-D 50C (Regular Strike) 

7. 1921 50C (Regular Strike) 

6. 1920-S 50C (Regular Strike) 

5. 1920-D 50C (Regular Strike) 

4. 1920 50C (Regular Strike) 

3. 1919-S 50C (Regular Strike) 

2. 1919-D 50C (Regular Strike) 

1. 1919 50C (Regular Strike)