Watch List notes:

Seleucid Kings, Antiochos III, The Great, 222 - 187 BC
Silver Tetradrachm, Seleukos on the Tigris Mint, 29mm, 14.48 grams
Obverse: Diademed head of Antiochos right.
Reverse: Apollo seated left on omphalos testing arrow and resting hand on grounded bow, monograms in left and right fields.
SC 1161.1

Estimate: 300 USD