Grade/Condition: AU Pristine.  Weight: 4.8 grams Metal:  Bronze Obverse: Excellent portrait of the Emperor Constantine I Reverse: Soli Invicto Comiti/IMP.CONSTANTINUS.PP.AVG.  Constantine the Great was the first Christian Emperor of Rome. It was Constantine who made Christianity the official state religion of the Roman Empire, elevating what had been a fringe religious sect into a position of prominence it would enjoy for 20 centuries and counting. This coin features his likeness, as well as a depiction of Sol Invictus, the first known numismatic representation of Jesus Christ.