18K Yellow Gold, Carved Aquamarine, Chrysoprase, Carnelian, Green Agate, Pink Opal, Yellow Chalcedony, Rhodochrosite, Amethyst, Purple Opal, Blue Chalcedony, Diamond Rounds (0.30cttw) Hand-carved in NYC, each natural carved stone will have slight variations in characteristics (color, tone, patterns, inclusions). Dimensions Height: 63mm Width: 49mm Chain: Torque or 18" Ball Chain (3mm Balls)