1886-Pi NGC MS 64 Mexico 8 Reales Potosi Mint State Silver Coin POP 5/1 (18101803D)
Mexico Mint State Potosi Mint (Pi) silver 8 reales coin.
Certified by NGC to MS 64, Population Census: 5 coins, only 1 higher (MS65).
Dunigan Pi77: "Available in all grades through Extremely Fine. Almost Uncirculated examples are scarce and very scarce in full Uncirculated condition."