1. First, check whether there is a warranty policy for lost pearls when purchasing. Some jewelers offer a certain warranty period. If the pearl is lost during the warranty period, you can consult the merchant and apply for repair or replacement.

Secondly, the lost pearls can be found. For example, if you lose it at home or in other places you often go to, you can look carefully to see if you can find pearls. I found it. I can take it to the jeweler for repair.

3. If you can't find the pearl or the repair is ineffective, you can consult a professional jewelry store or jewelry maintenance expert. Can provide suggestions on repairing and replacing pearls or other solutions, and provide corresponding services according to the specific situation.

4. Finally, no suitable solution can be found or the maintenance cost is too high. You can consider buying new pearls instead of lost pearls. When choosing pearls, you can consult jewelry experts or jewelers to learn how to choose pearls with good quality and matching styles.