Watch List notes:

EGYPT, Alexandria. Tranquillina. Augusta, AD 241-244. Potin Tetradrachm (22mm, 11.04 g, 12h). Dated RY 5 of Gordian III (AD 241/242). Draped bust right, wearing stephane / Trophy; at base to left and right, bound captive; L Є (date) to left. Köln –; Dattari (Savio) 12475 var. (placement of date); K&G –; Emmett 3461.5 (R5) = Karanis 770. Good VF, dark gray-brown surfaces. Extremely rare, none on CoinArchives or in CNG database.

From the Hermanubis Collection.