Numerian AE Antoninianus. AD 282-283, Rome.

Obv: M AVR NVMERIANVS C - Radiate bust right, draped and cuirassed. 
Rev: PRINCIPI IVVENT - Numerian standing left, holding globe
 and sceptre. 

Mintmark KA digamma.
RIC V-2, 360; Cohen 66.

With permission of Numismatik Lanz, May 2004