Constantine I, 307/310-337. Siliqua (Silver, 18 mm, 2.62 g, 6 h), celebrating Constantine I's vicennalia, Rome, July-August 326. Pearl-diademed head of Constantine I to right. Rev. CONSTANTINVS AVG / R Victory advancing left, holding wreath in her right hand and palm frond in her left. RIC -. RSC -. Very rare. Holed and with some marks, otherwise, fine.