Egypt. Alexandria. Commodus, 177-192. Tetradrachm (Billon, 25.20 mm, 12.14 g) dated RY 30 of Marcus Aurelius (posthumous dating = 189-190) Μ Α ΚΟΜ ΑΝΤω ϹЄΒ ЄΥϹЄΒ Laureate head of Commodus right. Rev. Serapis draped as fountain-god standing facing, head turned to left, wearing kalathos on his head and holding simpulum in the right extended hand and drapery on his left bent arm, round basin set on a lion’s head shape fountain to his right, L Λ (date) across fields. RPC IV.4, 3552 (coin no. 31). Dattari-Savio pl. 209, 3884 (this coin). Dattari 3884 and pl. XXIII (this reverse illustrated). Geissen 2250. BMC 1422. Emmett 2556.30. Milne 2694. Nice old cabined tone. About Extremely Fine. Ex Giovanni Dattari Collection 3884. Ex Naville Numismatics Ltd. 44, 04.11.2018, lot 330. Tetradrachm of excellent quality from the Giovanni Dattari Collection. The style is pleasing, especially on the reverse, with the calm and solemn image of Zeus Serapis next to a fountain, in ritual robes with the sacrificial simpulum in his right hand.