Watch List notes:

SELEUCIS and PIERIA, Antioch. Herennius Etruscus. As Caesar, AD 249-251. BI Tetradrachm (26mm, 11.05 g, 12h). 6th officina. Struck AD 250-251. Bareheaded and draped bust right; ς below / Eagle standing right on palm frond, with wings spread, holding wreath in beak; S C in exergue. McAlee 1152f; Prieur 639. Near EF, toned, light porosity.

From the TS Collection. Reportedly ex London Ancient Coins 35 (2014), lot 177.