Watch List notes:

SELEUKID EMPIRE. Antiochos I Soter. 281-261 BC. AR Tetradrachm (29mm, 16.08 g, 3h). Seleukeia on the Tigris mint. Diademed head right / Apollo Delphios, testing arrow and placing hand on grounded bow, seated left on omphalos; monograms to outer left and right. SC 379.3; HGC 9, 128g. Fine.