Watch List notes:

Lot of three billon tetradrachms of Severus Alexander and Julia Mamaea, including one ex Dattari. (1) Severus Alexander as Caesar, Year 5 = 221/2 AD, 11.30g. Bare-headed, draped, cuirassed bust right / Helmeted bust of Athena right wearing aegis, griffin on helmet. Cologne 2395. Emmett 3072/5 (R2). (2) Julia Mamaea, Year 3 = 223/4 AD, 12.81g. Draped bust of Mamaea right / Homonoia standing left, half raising right hand and holding cornucopia in left. Emmett 3209/3 (R4, citing Oxford 2903). (3) Julia Mamaea, Year 13 = 233/4 AD, 12.72g. Bust draped right wearing stephane / Nike seated left on cuirass, holding wreath and palm, palm branch in left field. Emmett 3217/13 (R5, citing Curtis 1133). Ex Dattari, illustrated in Dattari-Savio pl. 242, fourth row, coin 3 (unnumbered).