Gold jewelry appraisal and testing center, 50 to 200 yuan once. Gold belongs to valuables. To identify the authenticity of gold, you can go to the Gold Jewelry Identification and Testing Center, which is a place to detect gold jewelry. More reliable, the appraisal fee is calculated according to the gold content of the appraisal. The price is between 50 and 200 yuan. Gold is a simple form of chemical element gold (chemical element symbol Au), which is a soft, golden yellow and corrosion-resistant precious metal. Gold is a rarer, more precious and more valuable metal.