Watch List notes:

C. Sax. Ca. 169-158 B.C. Æ as (34 mm, 33.39 g, 3 h). Rome. Laureate head of Janus; above, I / C · S(AX) above, ROMA in exergue, prow of galley right; before, I. Crawford 173/1; Sydenham 360; BMCRR 642. Green patina. Near very fine.