COINS OF THE ROMAN CAISER TIME. Constantinus I, 306-337. AR-1/3 Siliqua, 330 (or later), Constantinopolis; 1,33 g. Draped bust of the Roma r. with helmet//P. Bendall 2; RIC -. Of great rarity. Magnificent tint, wink. Scratches, otherwise excellent Exemplary of the auction Hauck & Aufhäuser 19, Munich 2006, No. 445. ==References== The city of Byzantion was inaugurated as Constantinople on 1 May 330. On this occasion, almost the entire coinage was changed to Roma and Constantinopolis in favour of minting. The small silver coins bear the letters K for Constantinople or P, which is interpreted as the Greek letter Rho for Roma. These may be ejection coins, which were given directly into the quantity at the occasion of the festival. Ramskold, L., Coins and Medallions strike for the Inauguration of Constantinopolis 11 May 330, in: Niš & Byzantium IX (2010), pp. 125-157.