Watch List notes:

Anonymous. 1st century B.C. - 1st century A.D. PB tessera (30.5 mm, 12.71 g, 1 h). Laureate and bearded head of Janus, I above / Prow of galley right. Fine, heavy earthen encrustations. 

Ex George D'Ambrosio collection of Roman coins and tesserae. 

This tessera clearly imitates the Roman Republican as. Large.