Leo I, AE2 of Constantinople, AD 457-474. 4.05 g. 

DN LEO P-RPET AVG, pearl diademed, draped, cuirassed bust right.
SALVS RPVRLICA, emperor standing front, looking right,
holding labarum and globe, captive kneeling left at his side.

Mintmark CON.

RIC 660; Sear 21433.

With permission of Auktionshaus H. D. Rauch GmbH, July 2015.