Julia Mamaea AE27 of Nisibis, Mesopotamia. 222-235 AD. 11.58 gm.

Obv: (IOV MAMEA CEBA), diademed and draped bust right, on large crescent.
Rev: CEP KOLO NISIBI MHT, veiled and turreted bust of Tyche 
right; star to right; ram leaping right above, head reverted.

BMC 10; Lindgren & Kovacs 2601. 
Scarce. 

With permission of ANA on vcoins.com, Sept. 2011.