Watch List notes:

Anonymous. Ca. 211-206 B.C. AR denarius (20.1 mm, 2.98 g, 11 h). Rome mint. Head of Roma right, wearing winged helmet decorated with head of griffin; X behind / ROMA, The Dioscuri on horseback riding right, each holding a spear. Crawford 164/1a; Sydenham 229; RSC Anonymous -. VF, flan chip. 

Ex RBW collection (not in previous sales).