C. Sax. 169-158 BC. Æ As (32mm, 23.43 gm). 

Laureate head of Janus; I above.
Prow of galley right; C SAX above, I before, ROMA below. 

Crawford 173/1; Sydenham 360: Babelon Clovia 6. 

With permission of Numismatica Ars Classica - Auction 92 Part 2, Lot 1576, May 2016.