SELEUKID EMPIRE. Antiochos I Soter. 281-261 BC. AR Tetradrachm (28mm, 17.03 g, 1h). Tarsos mint. Diademed head right / Apollo, testing arrow and resting hand on bow, seated left on omphalos; two monograms in exergue. SC 331.3a; HGC 9, 128d. VF, lightly toned, a few marks.