(3) Assembly and molding: according to the design pattern, put the processed scattered components on the cement, and pay attention to the overall coordination and high and low levels, which is very important for the perfect expression of design requirements. After the whole arrangement, the gypsum slurry prepared in advance is poured on the jewelry prototype bonded with rubber. When the plaster dries, remove the plasticine, and then the whole front of the jewelry will be firmly shaped by the plaster. (4) Integral welding (5) Fine treatment (6) Gemstone setting: Gemstone is the center of the whole jewelry, so the whole process from design to processing should put gem setting in the first place. First of all, choose an appropriate setting method, and use tools such as crane, fine file, pliers, tweezers and wood clips to complete the diamond setting process through gem observation, gem placement, gem setting and gem reinforcement. When inlaying, usually put the auxiliary stone first, then put the main stone, and then grind the melon with beads or polish the edge with rubber wheels. (7) Polishing and cleaning: Polishing is to improve the smoothness of the metal surface. Commonly used tools are sander, brush, green wax yellow cloth wheel and red wax white cloth wheel.