Antiochos I Soter AR Tetradrachm, Seleukeia on the Tigris

Seleukid Kings of Syria. Antiochos I Soter (281-261 BC). AR Tetradrachm (29 mm, 16.52 g), Seleukeia on the Tigris mint.
Obv. Diademed head right.
Rev. BAΣIΛEΩΣ ANTIOXOY, Apollo Delphios seated left; monograms to left and to right.
SC 379.3c; HGC 9, 128g.

Good portrait struck in high relief. Very fine.