This coin necklace is crafted from 14k yellow gold featuring a round frame with prong set diamond halo, inside the frame is an old Roman copper coin. A 5mm wide polish and satin finish square link chain is attached to the pendant and it secure with a box slide clasp. It has the 14k gold content stamp. Material: 14k yellow gold and copper coin. Measurement: 15 long w/pendant x 5mm wide. Pendant: 28mm round x 3mm high. Weight: 25.1 grams. Track Page Views With.