Pure gold, in a broad sense, refers to precious metal jewelry without gems, and in a narrow sense, it mainly refers to gold jewelry without jewels and jade. Pure gold refers to pure gold with a gold content of not less than 99.9%, also known as pure gold, which is the highest standard in jewelry color naming. The most important aspects of pure gold and pure gold are gold content and purity, as well as manufacturing technology. Pure gold jewelry has fine craftsmanship, including complex patterns and details, while pure gold jewelry is relatively simple.