1. Falling in love
The necklace sounds like "in love", and it is precisely because of this symbol that necklaces are also used as objects of commitment and love. When a boy gives a necklace to a girl, it symbolizes wanting to "fall in love" with you and expressing his feelings. If it is a boy you also like, then after understanding the meaning of giving a necklace, you must bravely respond.
2. Secure the other party
The necklace has the meaning of binding the other party. Sending a necklace to a loved one is to tie their heart and prevent them from being snatched away by others. Usually, giving a necklace means wanting to match the other person's appearance, wanting to protect and accompany you for life.
3. Good luck, having good fortune
Necklaces also carry the good intentions of good fortune and wealth. When elders give necklaces to their juniors, it represents their good wishes, hoping that their juniors will be healthy, safe, and always have good luck and wealth.