Roman AE of Constantine I, the Great (AD 272-337) Jovi Conservatori NGC(AU)

Weight/Dimensions: 45.52 g | 3.4" L x 2.4" W x 0.4" H Grade Condition: (AU) Size: 15-23 mm Metal: Bronze Obverse: Portrait of the Emperor Reverse: Jupiter - Jovi Conservatori 'protector of emperors' Constantine the Great was the first Christian Emperor of Rome, the founder of the great city of Constantinople, and arguably the most historically significant Roman ruler of the Common Era. This coins reverse features Jupiter and the phrase Jovi Conservatori, meant to invoke the protection of the emperor.