The psychic blue flame is different from the 57 facets cut by EX, and the diamond is cut into 89 facets. Only under incandescent lamp will it emit faint blue light, so it is called blue flame. The best cutting in the world is EX cutting, with 57 segments. Therefore, the process of psychic blue flame is more complicated and the price is higher. You can go to the counter to see the real thing.