Watch List notes:

Seleukid Empire, Antiochos I Soter AR Tetradrachm. Seleukeia on the Tigris, 281-261 BC. Diademed head to right / ΒΑΣΙΛΕΩΣ ΑΝΤΙΟΧΟΥ, Apollo Delphios seated to left on omphalos, testing arrow and resting hand on grounded bow; AP monogram to outer left, monogram to outer right. SC 379.3c; ESM 155, type 2; HGC 9, 128g. 17.03g, 27mm, 9h.

Very Fine.

From the inventory of a UK dealer.