Pearl-the highest and richest wealth in the world. The charm of pearl exists in every corner of the world, and it has been praised as the embodiment of virtue, love, wisdom, justice, spirituality and justice since its historical records. Pearls and diamonds are different from colored gems. When you first see them, their beauty has been fixed without optimization, cutting and polishing. Good pearls have their own depth and luster, and they emit gorgeous colors from the inside out. Pearl is the birthstone of June. Compared with other precious stones, its history is older, more mysterious, more spiritual and more favored by emperors. Pearls can be compared with the best diamonds, rubies and emeralds, and are the best among jewels and jade.