Watch List notes:

SELEUKID KINGS OF SYRIA. Antiochos I Soter, 281-261 BC. Tetradrachm (Silver, 30 mm, 16.58 g, 1 h), Seleukia on the Tigris. Diademed head of Antiochos I to right. Rev. ΒΑΣΙΛΕΩΣ ΑΝΤΙΟXΟΥ Apollo seated left on omphalos, holding arrow in his right hand and resting his right on his bow; to left and right, monogram. ESM 155, type 2. HGC 9, 128g. SC 379.3c. Perfectly centered. Minor porosity and a few marks, otherwise, good very fine.