Anastasius I, AD 491-518. AV Solidus, 21 mm, 4.47 g. Constantinople, Struck AD 498. 

DN ANASTASIVS PP AVG, helmeted and cuirassed bust facing 
three-quarters Right, holding spear over shoulder and shield 
decorated with horseman spearing a fallen enemy.

VICTORIA AVGGG and officina letter D, Victory standing left, holding staff with reversed Chi-rho. 
Star in left field.

Mintmark CONOB. 

Sear Byz 4; DOC I 6d; Hahn MIB 6. 

Scarce.
This solidus is of the transitional type showing Victory holding a staff surmounted by a reverse Chi-Rho.

With permission Heritage World Coin Auctions, Long Beach Signature Sale 3020, Lot 25301, Sept. 2012.