1831-Pi JS PCGS AU 53 Mexico 8 Reales Potosi Mint Scarce Silver Coin POP 2/1 (26061203C)Almost Uncirculated Mexico silver 8 reales coin. Scarce early date struck at the San Luis Potosi Mint (mint mark Pi), assayer JS. DP Pi06: "The normal date is scarce and is the fourth scarcest date of the 1828 1841 period. Normally found Very Fine and better struck than previous years. Extremely Fine and Almost Uncirculated examples are scarce. Certified by PCGS AU 53, Population Census: 2 coins, only 1 higher. Well struck, lightly toned with