Watch List notes:

SELEUCIS and PIERIA, Antioch. Philip I. AD 244-249. AR Tetradrachm (27mm, 10.95 g, 6h). Struck AD 248-249. Radiate, draped, and cuirassed bust left, holding round shield ornamented with aegis / Eagle standing left, with wings spread, holding wreath in beak; ANTIOXIA/S C in two lines in exergue. Prieur 450; McAlee 960. Lightly toned with underlying luster, some minor porosity. Near EF. Extremely rare, seven known to Prieur, and four in CoinArchives.

From the Michel Prieur Collection.