Watch List notes:

EGYPT, Alexandria. Julia Mamaea. Augusta, AD 222-235. Potin Tetradrachm (22mm, 13.13 g, 12h). Dated RY 12 of Severus Alexander (AD 232/233). Draped bust right, wearing stephane / Draped bust of Isis right, wearing crown of solar disk and plumes; L IB (date) to left, palm frond to right. Köln 2535 var. (obv. legend); Dattari (Savio) 4495; K&G 64.96; Emmett 3211.12 (R4). VF, dark gray-brown surfaces. Very rare type for this regnal year.

From the Hermanubis Collection.