Watch List notes:

Saxula. Ca. 169-158 B.C. AE as (33.39 mm, 29.81 g, 4 h). Uncial standard. Rome mint. Laurete head of Janus, I above / C·SAX / [ROMA], prow of galley left; I to right. Crawford 173/1; Sydenham 360. Fine, rough patina. 

Ex RBW collection (not in previous sales).