1851-Do NGC UNC Mexico 8 Reales Durango Rare 10/01 Ds Mint Error Silver Coin (24091303C)Uncirculated Mexico silver 8 reales coin. Struck at the Durango Mint (mint mark Do), assayer JMR. Extremely rare Mint Error variety with 10 01 Ds in obverse legend. DP Do30: "The 10 01 Ds variety is extremely rare." Certified by NGC UNC Details Cleaned (not distracting at all). Note than NGC did not note this variety on the label, but there is NO uncertainty in the attribution (matches the DP plate coin). Light peripheral toning with lustrous