Seleukid Kingdom. Seleukeia on Tigris. Antiochos I Soter 281-261 BC.
Tetradrachm AR

29 mm, 17,08 g

Diademed head right / Apollo Delphios seated left on omphalos, testing arrow and resting on grounded bow; ΒΑΣΙΛΕΩΣ to right, ΑΝΤΙΟΧΟΥ to left, AP monogram to outer left, HP monogram to outer right.

good very fine

SC 379.3a; HGC 9; ESM 149; Houghton 950; SNG Spaer 289.