John VIII, 1423-1448 AD Brockage. ; John VIII, 1423-1448 AD Brockage; 423-448 AD. Constantinople, Half Stavrata, 3.25g. Sear-2565. Obv: Facing bust of Christ wearing halo and holding Gospels. Rx: Same, incuse. Ex CNG 54, 14 June 2000, lot 77.Brockage, again with a sharp portrait . EF