All stones in the product you are examining were produced in a laboratory environment. It is the best known alternative to Mineral Diamond. The jewelry in the picture is a laboratory diamond. COLOR: D color CLARITY: IF - CUT: PERFECT. It provides diamond shine. Sapphire is not a mineral product. It is made of crystal zirconia stones prepared in a laboratory environment and giving diamond clarity. It is not a mineral diamond. It is sent with certificate and warranty card. It is sent with a stylish light box. 10 year warranty.