Operation of gemmological and mineralogical testing with all related work, in particular services in the field of precious stone examination and evaluation, exploration and prospecting. May process mineral raw materials and precious stones, exercise advisory functions and mandates for other companies, be active in the precious stone and jewelry trade, and conduct scientific training courses. May establish branch offices, participate in other domestic and foreign companies, acquire or merge with similar or related companies, acquire or sell real estate, and enter into all transactions and contracts that are suitable to promote the purpose of the company or are directly or indirectly related to it.