Severus Alexander as Caesar, AE21 of Nicaea, Bithynia. AD 221-222. 5.63 g.

M AYR ALEXANDROC K, bare-headed, draped, cuirassed bust right.
NIKAIEWN, Athena seated left, holding Nike and spear.

Viminacium museum 4769; Pecine excav. 4; RPC VI, 3102 (temp)

With permission of cngcoins.com, auction 301, lot 167, April 2013.