Bulgari Bvlgari 18k Yellow Gold and Diamond Ancient Coin Necklace featuring Emperor Constantine the Great. The gold was lightly refinished by our in-house master jeweler. Weighs 55.53 grams. Set with two baguette cut diamonds (original to the piece). Stamped BVLGARI on the side. Engraved on the back: ROME CONSTANTINE THE GREAT 306-337. Approximately 14″ (top…