Solid gold jewelry without gaps are gold, general pendants are square and round cake shape based, style changes little, only do semi-three-dimensional gold jewelry. Hollow jewelry is based on 3D hard gold process, followed by some round, square and other three-dimensional design of gold, the weight is also lighter, holding in the hand will feel a lot lighter. Solid gold looks about the same size as hollow gold, but because it is heavy, it costs more.
