1843/31-Do NGC AU Det Mexico 8 Reales Durango Mint Rare Silver Coin (20040301C)Almost Uncirculated Mexico silver 8 reales coin. Struck at the Durango Mint (mint mark Do). Overdate variety with 1843 31. NGC certified to AU Details (cleaned), well struck & nicely detailed. Dunnigan Do20: "This date is very scarce. Normally found Fine to Very Fine, this issue tends to be crude, particularly on the reverse. Extremely Fine examples are occasionally available. A few Almost Uncirculated specimens are known."