Every stone sold by the Maison de Grace is certified by one of the laboratories independent and respected all over the world (GIA, HRD, IGI). The delivered certificate gives evidence of the precise quality of the diamonds which will be valid for the insurances. This certificate analyzes 4 C some stone: carat, color, clarity and cut, as well as the inclusions or the impurities of the stone. This complete description of the characteristics of the diamond serves as fingerprints, in case of theft, loss or resale. To this “ID card”, de Grace adds a certificate of authenticity which is handed to you during the purchase of a creation of the House testifying of its authenticity and its long-term follow-up. Our Maison will be delighted to bring you so necessary further information. If you are interested in this topic, you may like: Diamond