Watch List notes:

EGYPT, Alexandria. Philip I. AD 244-249. Potin Tetradrachm (23mm, 11.93 g, 12h). Dated RY 1 (AD 244). Laureate and cuirassed bust right / Serapis standing facing, head right, holding scepter; L A (date) across field. Köln 2701; Dattari (Savio) 4909, 10367 & 12444; K&G 74.10; Emmett 3506.1. EF, dark gray-brown surfaces.

From the Hermanubis Collection.