Watch List notes:

SELEUKID EMPIRE. Antiochos I Soter. 281-261 BC. AR Tetradrachm (27.5mm, 16.51 g, 12h). Uncertain eastern mint. Diademed head of Antiochos I right / Apollo Delphios, testing arrow and placing hand on grounded bow, seated left on omphalos; [control mark to outer right?]. Apparently unpublished. Toned, minor deposits, off center on reverse. Good VF.