Watch List notes:

SELEUCIS and PIERIA, Antioch. Hostilian. As Caesar, AD 250-251. BI Tetradrachm (26mm, 11.48 g, 6h). 3rd officina. Bareheaded and draped bust right; ••• below bust / Eagle standing right on palm frond, with wings spread, holding wreath in beak; S C in exergue. Prieur 649A corr. (this coin; not laureate or cuirassed); McAlee 1159c (this coin illustrated); RPC IX 1734/5 (this coin cited). Lightly toned, some minor porosity. VF. Extremely rare, one known to Prieur, and one in CoinArchives.

From the Michel Prieur Collection. Ex Carlo Fontana Collection (Finarte Casa D'Aste 995, 26 November 1996), lot 1236, purchased from M. Ratto, 1964.