Watch List notes:

SELEUCIS and PIERIA, Antioch. Augustus. 27 BC-AD 14. AR Tetradrachm (25.5mm, 15.12 g, 12h). In the name and types of the Seleucid king Philip I Philadelphus. Dated year 20 of the Caesarean Era (30/29 BC). Diademed head of Philip I right within fillet border / Zeus Nicephorus seated left; monogram to inner left and below throne, K (date) and thunderbolt in exergue; all within wreath. Prieur 14; McAlee 13; RPC I 4137; SC 2491.10; HGC 9, 1360j. Toned, some porosity, a few deposits. VF.

From the Michel Prieur Collection. Ex Classical Numismatic Group Electronic Auction 280 (6 June 2012), lot 86.