Watch List notes:

EGYPT, Alexandria. Julia Mamaea. Augusta, AD 222-235. Potin Tetradrachm (23mm, 12.79 g, 12h). Dated RY 14 of Severus Alexander (AD 234/235). Draped bust right, wearing stephane / Severus Alexander on horseback left, holding eagle-tipped scepter, right hand raised in salute; palm frond to left, LI∆ (date) to right. Köln –; Dattari (Savio) 4455 & 10020: K&G 64.125; Emmett 3204.14 (R2). Dark brown patina with traces of green and red, some peripheral roughness. VF.

From the Stein A. Evensen Collection. Ex MPO Auction (May 2012), lot 277.