Diadumenian, fake medallion, AE37 of Deultum. All known 
versions of this medallion are fake.

Obv: (from top right) M OPEL ANTO-NINVS DIADV C, Bare-
headed, draped bust of youthful Diadumenian left, hair shown 
as lines of barley-corn-like dots.

Rev: COL FL PAC DEV-LT, Male figure, togate, standing right, 
sacrificing over an altar. Beside him stand a lyre player 
and, before him on the ground is a woman, half-reclining 
right, holding a cornucopiae in her right hand and corn-ears 
and a poppy in her left. Opposite the woman is a priest 
kneeling? left with the sacrificial animal and in the 
background behind him is a flautist standing left.

Varbanov 2182 (known to be a fake) citing Jurukova 89.

Submitted to wildwinds by the owner, in the belief that it was genuine, Nov. 2015.
Made by a Bulgarian producer of fake coins and medallions 
of all kinds.
For more detailed information and explanations, see my 
entry on the Forum Ancient Coins Fakes Gallery.