Watch List notes:

SELEUKID KINGS of SYRIA. Antiochos I Soter. 281-261 BC. AR Tetradrachm (29mm, 16.87 g, 12h). Seleukeia on the Tigris mint. Diademed head right / Apollo Delphios seated left on omphalos; monograms to outer left and right. SC 379.6a; HGC 9, 128g. VF, lightly toned, minor porosity, scattered marks and light scratches.

From the Demetrios Armounta Collection. Ex Classical Numismatic Group Electronic Auction 209 (22 April 2009), lot 195.