1. Pay attention to the appearance quality when buying jewelry. The surface should be smooth and clean, without any traces of processing, and the casting jewelry should be free of cracks and obvious defects. The bracelet should be straight. The chain body of the bracelet and necklace does not rotate vertically, and the size of the buckle matches the chain body. The length of the needles of the pin earrings 1. The appearance quality of the jewelry should be paid attention to. The surface should be smooth and clean, without any traces of processing, and the casting jewelry should be free of cracks and obvious defects. The bracelet should be straight. The chain body of the bracelet and necklace does not rotate vertically, and the size of the buckle matches the chain body. The pin length of the pin type earrings should be the same, the chuck should be stable and so on. 2. Identify the mark and re-name it in time. Generally, gold jewelry is stamped in accordance with the standard, usually in the order of origin, manufacturer code (trademark), material, and content. Because gold jewelry is relatively soft and has low abrasion resistance, the edges and corners are easy to wear after a few years of purchase, and the weight will be reduced. The re-named at the time of purchase is correct to avoid doubts in the future. Previous post: Reasons for gold fading Next post: Beware of the 'obscure method' of gold processing