Herakles - Constantine IV Half-Follis. SCARCE $87.00 Dec-12-01 Seller herakles_inc Constantine IV A.D. 668-685. AE Half-Follis. 9.20 grams. Constantinople Mint. Obverse: No legend. Bust facing, beardless, wearing helmet and cuirass ,and holding globe-cross. Reverse: Large K (serving both as mark of value and as regnal year) between A/N/N/O and CON; above, cross; beneath, officina letter. Sear 1179 variety. Fine+ and SCARCE.