Watch List notes:

THRACE, Anchialus. Gordian III, with Tranquillina. AD 238-244. Æ Tetrassarion (26mm, 10.79 g, 6h). Laureate, draped, and cuirassed bust of Gordian III right, seen from behind vis-à-vis diademed and draped bust of Tranquillina left / Hygieia standing right, feeding serpent from patera held in her arms right. Tachev, Anchialos 316-20 (O16/R72); RPC VII.2 Online 1165; AMNG 666; Varbanov 766 . Brown patina, minor pitting. VF.

From the Dr. Michael Slavin Collection.