Watch List notes:

SELEUCIS and PIERIA, Antioch. Trebonianus Gallus. AD 251-253. BI Tetradrachm (27mm, 10.89 g, 5h). 6th officina. Laureate, draped, and cuirassed bust right; VI below / Eagle standing facing on ground line, head and tail right, with wings spread, holding wreath in beak; ς between legs, S C in exergue. Prieur 667 (this coin); McAlee 1173f (this coin illustrated); RPC IX 1808/1 (this coin cited and illustrated). Toned, a touch of porosity, flatly struck in areas. VF. Extremely rare, one known to Prieur, and none in CoinArchives.

From the Michel Prieur Collection.