Guatemala
Carlos III Pillar 4 Reales 1768 G-P, KM17.1, VF Details (Plugged, Whizzed) NGC. Only 5,746 pieces minted. Plugged and tooled near 12 o'clock. A very scarce denomination for this mint and in typical grade.From The Isaac Rudman Collection of Guatemala Coins
Estimate: 100-200 USD