High-density jewelry refers to high-density jewelry or jewelry. Density is the ratio of mass to volume of a substance, so high density means that the mass of the substance is large and the volume is relatively small. In the field of jewelry, high-density jewelry is usually made of precious metals, such as platinum, gold or platinum. These metals have a high density because of their large mass and relatively small volume. High-density ornaments can also refer to those made of special techniques or materials, so that they have higher quality in a given volume. This can be achieved by using special alloys, diamonds, precious stones or other materials. Generally speaking, high-density jewelry usually refers to jewelry or jewelry with large quality and relatively small volume.