You can go to the Geology and Mineral Design Institute at the back door of Lanzhou University of Technology for appraisal, or you can go to the jewelry appraisal center of the city for appraisal. The evaluation price varies according to your evaluation project. Generally, the bracelet pendant with Grade A certification is around 40-50 yuan. Large commodities shall be charged according to the appraiser's regulations. When the bracelet pendant was identified as A, it was falsely certified as about 10 yuan.