ITALIAN STATES / SICILY: 4 Tari (ND 1642-1650 / IP-MP) in silver. Armored high-collared bust of Philip IV facing right on obverse. Crowned displayed eagle, head to left, in cirlce, date at end of legend on reverse. Inside slab by NGC "AU 55 / MINT ERROR / DOUBLE STRUCK". Cert number: 5789658-007. (KM 21).