What grade are candy pearls?

Candy pearls refer to mixed-color pearl necklaces, whose yellow color is very rare, the fairy light is as crystal clear as candy, the luster is as bright as rainbow after rain, and it is beautiful and layered. Even in the dark, candy pearls can still produce a bright feeling by reflecting weak light, just like a small light bulb with its own light. Whether it is a girl with the style of royal sister or a girl with cute style, it can be easily controlled.