Almost Uncirculated Mexico first year issue Zacatecas (Zs mint mark) mint 8 reales silver coin. The 8 reales was the Mexican silver dollar coin.
Die style features a large star before the 8R.
Certified by PCGS to AU 53.
Dunigan Zs 01: "This first year of issue is popular and somewhat scarce. Normally found Very Fine with Extremely Fine specimens not too difficult to obtain. Almost Uncirculated examples are very scarce."