Watch List notes:

Gordian III Æ23 Cassandreia, Macedon. AD 238-244. Obv: [...] GORDIANOS•AVG [...], laureate, draped and cuirassed bust left / COLONIA CASSANDRIA, Poseidon standing right, holding trident and dolphin. Varbanov -; Moushmov -; SNG ANS -; SNG Copenhagen -; Gitbud & Naumann 15, 364. 6.81g, 23mm, 2h.

Good Fine - Near Very Fine. Extremely Rare, perhaps the second known example of the type.