Refining and casting of precious metals, manufacturing of jewelry and precious metal objects; transformation of all precious materials, particularly gold, into semi-finished products with or without precious stones or pearls; wholesale and retail purchase, sale, franchising, representation, commission, import and export of these same raw, semi-finished or finished products and in general of all watchmaking and jewelry articles related to these operations; consulting; transit and transport of all precious materials (cf. statutes for complete purpose).