1784-Mo NGC VG Mexico 2 Reales Mint Error Charles III Spain Colony Silver Coin (24071903C)Very Good Mexico Colonial Spain Bust & Pillars type silver 2 reales coin. Struck for King Charles III at the Mexico City Mint (mint mark Mo), assayer FF. Obverse appears to have partial brockage Mint Error: the Mo 2 R F F are incused as shown. NGC does not state on label, but is obvious. Certified by NGC to VG Details Obv Damage. Type of coinage used during American Revolutionary War and sought by Pirates.