i studie and work to modI have studied and worked in Italy in various companies from the eta of 16 years as modelista orafo(model maker) I have had my personal company now I mainly occupy of progetazioni therefore design cad with Alias studio for rapid prototiping (3d sistem Viper) for ottimizare the produzzione and the quality one and to cure the esthetic one, following produtivita and the operation of the composed laboratory gives from goldsmith and technical to the lazer, cleaning, ect .I have 42 years ,it would appeal to me to know realta of the field of the jewellery in the other countries in particular United States also for if required to collaborate you excuse me for my english