Watch List notes:

SELEUCIS and PIERIA, Antioch. Augustus. 27 BC-AD 14. AR Tetradrachm (26.5mm, 14.88 g, 12h). In the name and types of the Seleucid king Philip I Philadelphus. Dated year 32 of the Caesarean Era (18/17 BC). Diademed head of Philip I right within fillet border / Zeus Nicephorus seated left; monogram to inner left and below throne, BΛ (date) and thunderbolt in exergue; all within wreath. Prieur 25; McAlee 26; RPC I 4148; SC 2491.22a; HGC 9, 1360w. Toned, some porosity, minor deposits. VF. Extremely rare, only two known to Prieur, and none in CoinArchives.

From the Michel Prieur Collection, purchased on eBay, 2006.