Watch List notes:

EGYPT, Alexandria. Julia Mamaea. Augusta, AD 222-235. Potin Tetradrachm (23mm, 12.32 g, 12h). Dated RY 7 of Severus Alexander (AD 227/228). Draped bust right, wearing stephane / Conjoined busts of Helios, draped and wearing radiate crown, and Selene, draped and crescent moon before, right; L Z (date) to left. Köln 2510; Dattari (Savio) 4486; K&G 64.22; Emmett 3206.7 (R5 = BMC 1727). Dark brown patina with touches of green and red, minor deposits/roughness. Near VF. Extremely rare type for this regnal year.

From the Stein A. Evensen Collection, purchased from Pavlos S. Pavlou on VCoins, November 2011.