Seleukos I Nikator AR Tetradrachm. Seleukeia ad Tigrim mint, ca 296-295 BC. 

Laureate head of Zeus right.
BASILEWS SELEYKOY to left and below, Athena Promachos, 
brandishing sear and holding large shield, in quadriga 
of elephants right; anchor above.
AB monogram and Theta above the elephants.

SC 131-6c; Newell ESM 88.

Contributed by unknown via Skype, Nov. 2017.