Constantius I Silver Siliqua $137.50 Dec-11-01 Barry & Darling Ancient Coins Constantius I AR Siliqua Attribution: RSC 314a, Rome mint Obverse: His laureate head right. Reverse: 4 princes sacrificing before camp-gate with 4 turrets. Size:18 mm Weight: 2.64 g aVF/VF - nice, relatively high relief portrait, dark toming. Typical flan crack on obverse.