Maurice Tiberius. AR Miliarense, AD 582-602. 19mm, 1.95 g. Constantinople or Carthage. 

DN MAVRICI PP AVI, crowned, draped and cuirassed bust facing.
Cross potent within wreath. 

SB 491A; DOC 238 (Carthage); MIBE 53. 
Very rare. 

With permission of cngcoins.com, auction 320, Lot 622, Feb 2014.