Watch List notes:

BITHYNIA, Calchedon. Gordian III. AD 238-244. Æ (20mm, 3.36 g, 12h). Laureate, draped, and cuirassed bust right / Lit and garlanded altar; to right, tree leaning back over altar. RG –; SNG von Aulock –; SNG Copenhagen –; BMC –. VF, dark green patina, a few minor deposits. Very rare, none in CoinArchives.