Egypt, Alexandria. Severus Alexander 222-235. Tetradrachm (Billon, 23.00 mm, 12.68 g). Dated RY 11 = AD 231/2. Α ΚΑΙ ΜAP ΑYΡ СЄY ΑΛЄΞΑΝΔPOC Laureate, draped and cuirassed bust right. Rev. Draped bust of Serapis right, wearing kalathos; in front, palm branch; in left field, LIA (date). Dattari-Savio Plate 234, 9949 (this coin). Emmett 3133. Toned, minor porosity on obverse. Very Fine/Good Very Fine. From the Dattari Collection. Ex Naville Numismatics Ltd., Auction 69, 14.11.2021, lot 243. From the collection of Giovanni Dattari too, comes this tetradrachm of Severus Alexander with an imperial bust on the obverse and a strong-willed physiognomic portrait of the young ruler, while on the reverse it recalls, with the bust of Zeus Serapis, the Hellenistic Greek tradition of Egyptian theology in which the divinities of pharaonic origin and those of the contemporary Roman world coexist.