Follis of Helena $31.00 08/18/99, Constantinian Rome. Helena. The wife of Constantius I and mother of Constantine the Great. Follis of Antioch, 317 - 324 AD. FL. HELENA AVGVSTA, her diademed and draped bust rt. / SECVRITAS REIPVBLICAE, Empress standing front, head lt., holding a branch, SMANTA in ex. VF. Nice green patina and an attractive example.