Watch List notes:

EGYPT. Alexandria. Severus Alexander, 222-235. Tetradrachm (Billon, 21.9 mm, 12.38 g, 11 h), year 13 = 233-234. Α ΚΑΙ ΜΑΡ ΑΥΡ CEΥ ΑΛEΞΑΝΔΡΟC Laureate, draped and cuirassed bust of Severus Alexander to right. Rev. L IΓ Athena seated left, holding Nike in right hand and spear in left; at her side, shield. Dattari (Savio) 4289. Geissen -. K&G 62.193. RPC VI Online temp. 10603. Dark patina. Good fine.
From the collection of Jean-Pierre Righetti.