POMPEY THE GREAT. AR Denarius (3.65 gms), Uncertain Greek mint; Cn. Calpurnius Piso, pro quaestor, 48 B.C. NGC Ch AU, Strike: 4/5 Surface: 5/5. Cr-446/1; CRI-7; Syd-1032. Obverse: Head of Numa Pompilius right, wearing diadem inscribed NVMA; Reverse: Prow of quinquereme right. Struck on a flan of great metal, this example offers deep gunmetal gray toning with some hints of iridescence and a rather sharp portrait of Numa Pompilius.