Alexius I Comnenus. Silver Tetarteron (3.69 g), 1081-1118. Constantinople, 1081-1092. Christ standing facing, holding Gospels. Reverse: Alexius standing facing, holding cruciform scepter and globus cruciger. DOC 7; SB 1896. Rare. Nicely toned. Choice Very Fine. Estimate Value $400 - 500