First of all, the pearls produced by mussels are relatively rare, because this kind of mussel is not common in nature. Scarcity will make the price of mussel pearls relatively high.
Secondly, the quality of mussel pearls will also affect its value. The quality evaluation criteria of pearls include size, shape, luster, color and surface quality. High-quality mussel pearls are usually round in appearance, good in luster, flawless in surface and of high value.
Finally, market demand will also have an impact on the price of mussel pearls. If many people are willing to buy mussel pearls, the price may go up.
Generally speaking, mussel pearls have certain value in the market and can be used as a high-grade jewelry material. But the specific price will vary according to the quality, size and market demand of pearls.