If it is within the warranty period, you can ask the merchant for a free warranty with the documents. If you exceed the warranty period, you can also pay a certain fee, and the merchant will be responsible for your maintenance. Some merchants also provide trade-in service, and you can trade in the old for the new according to relevant regulations.
You can go to a special jewelry store to repair it, or you can go to a small workshop specializing in silver jewelry and ask the jewelry master to weld it for you again.
If you can weld yourself, you can weld yourself again and use it.
At present, there are still services that provide precious metals such as gold and silver jewelry in the market. You can explain the situation to the master and whether it needs to be remake into a new style. If you are not at ease, you can watch the production process on the spot.
Change a necklace of the same quality: if you care about beauty, I suggest you change a necklace of the same weight, where you can buy it, or take it to the store and melt it.
Extended data:
Precautions for wearing a silver necklace
1. Take off the necklace in time when doing heavy work or strenuous exercise to avoid the necklace from being deformed or falling off during pulling;
2. When the necklace is not worn, it needs to be stored separately. If there is no special jewelry box, at least get a jewelry bag or wrap it in a thicker and softer flannel before storing it.
3. It is best to take off the silver necklace when sleeping and taking a bath, so as to prevent the silver necklace from being damaged when sleeping, and also to resist the equipment containing chemical elements such as bath liquid to accelerate the oxidation of the silver necklace when taking a bath.
4. Don't wear other precious metal jewelry when wearing a silver ring to avoid collision, deformation or wear.
5, to prevent contact with water vapor and chemicals, to prevent wearing swimming, especially in the sea.
6. Wipe it clean with cotton cloth after wearing it every day, and put it in a jewelry box or bag for sealed preservation.
7. Once the oxidation turns black, you can dip the toothpaste brush with a soft brush; You can also wash it with hand-rubbing nose soap or cleaning agent; Only when it is really impossible to clean up, use silver washing water to scrub; Dry it with cotton cloth after washing.
Baidu Encyclopedia -925 Silver