Watch List notes:

SELEUKID KINGS OF SYRIA. Antiochos I Soter, 281-261 BC. Tetradrachm (Silver, 30 mm, 17.13 g), Seleucia on the Tigris. Diademed head of Antiochos I to right. Rev. ΒΑΣΙΛΕΩΣ / ΑΝΤΙΟΧΟΥ Apollo seated left on omphalos, holding arrow in his right hand and resting his left on his bow; in outer left and right fields, monograms. ESM 177. HGC 9, 128g. SC 379.6c. Impressive centering mainly on the reverse. Old marks on obverse, otherwise, very fine.