Egypt. Alexandria. Severus Alexander, 222-235. Tetradrachm (Billon, 23.6 mm, 13.48 g). Dated RY 10 (= 230/1). Α ΚΑΙ ΜΑΡ ΑΥΡ CЄΥ ΑΛΕΞΑΝΔΡΟC ЄΥ Laureate, draped and cuirassed bust of Severus Alexander to right, seen from behind. Rev. Eagle with closed wings standing right, head to left and holding wreath in beak; to left, palm frond; L I (date) in right field. Dattari-Savio 4411. RPC VI online, 10412. Geissen 2449. Emmett 3100. Attractive portrait of excellent style. Dark grey patina, minor flan faults, otherwise, nearly Extremely fine. Extremely rare and very likely the finest known example. Ex Spink & Son, London, IX/72. Coin in superb condition, practically uncirculated. It was issued on the tenth anniversary of the principality of Alexander Severus (230-231 AD) and shows on obverse features of a remarkably realistic image, while the usual grim imperial eagle dominates the reverse. Tetradrachm of extreme rarity and among the best known specimens of this type. Shining original black patina that greatly emphasises the images on the coins.