Ira Courcy's Blog
Top 100 Most Expensive Coins in the World

The O-mint is the scarcer of the two. The obverse was quickly replaced later in 1838 with stars, making 1837(-P) and the 1838-O as the only no stars issues. 1838-O 10c PCGS AU50 (No Stars). A very difficult coin to locate in AU and above!