Watch List notes:

Valerius. 169-158 BC. Æ Semis (26mm, 12.12 g, 12h). VAL series. Rome mint. Laureate head of Saturn right; S (mark of value) to left / Prow of galley right; VAL (ligate) above, S (mark of value) to right, ROM[A] below. Crawford 191/2; Sydenham 356a; RBW 817. Rough brown surfaces, obverse weakly struck and off center. VF. Very rare.