Orbiana (Augusta, 225-227). Egypt, Alexandria. BI Tetradrachm (25mm, 12.42g, 1h), year 6 of Severus Alexander (226/7). Draped bust r., wearing stephane. R/ Eagle standing l., head r. with wreath in beak; L-S. Köln 2499; Dattari 4452; Milne 3008; Emmett 3267. Very Rare, Good Fine