330 NGC XF Constantine I Nummus AE3 Roman Empire Sol Invictus London Mint (25060901C)Extremely Fine Emperor Constantine I, the Great, Roman Empire billon AE3 or reduced nummus coin. Struck as Augustus circa 330 CE at the London Mint, mint mark LN workshop P. Approx 19mm. Superb portrait. Certified by NGC to XF. Obverse: CONSTANTINVS PF AVG, laureate, draped and cuirassed bust right. Reverse: SOLI INVICTO COMITI, Sol standing left, raising right hand and holding globe in left hand, T F in field; PLN in exergue. Sol Invictus, Invincible