Watch List notes:

EGYPT, Alexandria. Julia Mamaea. Augusta, AD 222-235. Potin Tetradrachm (24mm, 13.90 g, 12h). Dated RY 13 of Severus Alexander (AD 233/4). Draped bust right, wearing stephane / Crowned and draped bust of Isis right; L IΓ (date) behind, palm frond before. Köln –; Dattari (Savio) 4496; K&G 64.114; Emmet 3211.13. Nice EF, dark gray-brown surfaces.

From the Hermanubis Collection.