10 Most Expensive Dollar Coins You Can Find 

10. 1798 $2.50 Wide Date (Regular Strike) 

9. 1798 $2.50 Close Date (Regular Strike) 

8. 1797 $2.50 (Regular Strike) 

7. 1858 $1 (Proof) 

6. 1857 $1 (Proof) 

5. 1856 $1 (Proof) 

4. 1855 $1 (Proof) 

3. 1880 T$1 Trade (Proof) 

2. 1879 T$1 Trade (Proof) 

1. 1878 T$1 Trade (Proof)