Roman Imperial. Leo I (AD 457-474). AR heavy mliarensis (23mm, 3.69g). Constantinople mint. D N LEO PERPET AVG, pearl-diademed and draped bust of Theodosius II r., with beard / GLORIA ROMANORVM, Emperor in military attire standing facing, nimbate head l., holding spear and grounded shield; in exergue, CON. RIC 641. Very rare.