SICILY: Guglielmo II, 1166-1189, AE trifollaro (9.67g), Spahr-117, lion's head // palm tree, mild porosity, VF, R. On the lower right of the obverse appears additional engraving, what appears to be the Arabic word "Allah" followed by two floral symbols (or perhaps two highly stylizing additional Arabic letters).
Estimate: 150-200 USD