Watch List notes:

EGYPT, Alexandria. Julia Mamaea. Augusta, AD 222-235. Potin Tetradrachm (25mm, 12.70 g, 12h). Dated RY 13 of Severus Alexander (AD 233/234). Draped bust right, wearing stephane / Crowned and draped bust of Isis right; L IΓ (date) to left, palm frond to right. Köln –; Dattari (Savio) 4496; K&G 64.114; Emmet 3211.13. Good VF, dark gray-brown surfaces.

From the Hermanubis Collection.