Watch List notes:

SELEUKID EMPIRE. Antiochos I Soter. 281-261 BC. AR Tetradrachm (27mm, 15.26 g, 3h). Seleukeia on the Tigris mint. Diademed head right / Apollo, testing arrow and resting hand on bow, seated left on omphalos; monograms to outer left and right. SC 379.3a; HGC 9, 128g. VF, some roughness.