Seleukid Kingdom. Antiochos II Theos. 261-246 B.C. AR tetradrachm (28.5 mm, 16.60 g, 11 h). Seleukeia on the Tigris. Diademed head right / BAΣIΛEΩΣ ANTIOXOY, Apollo seated left on omphalos, holding arrow and bow; monogram to left and right fields. SC 5871.1; SNG Spaer 385. aVF.