Aquamarine is not afraid of water and sweat, so it is very suitable for playing in your hand. Aquamarine is sky blue to sea blue or green blue, which is easy to be associated with the seaside and has a cool feeling. It is very suitable for summer wear to relieve the hot and dry mood.

In ancient times, those rich people and officials had the habit of playing with jewelry. Some play with jade fingers, some play with jade balls, and some play with precious trees and polished beads every day. Playing with these things is also beneficial, which can exercise the flexibility of hands, and walnuts in hands can exercise the flexibility of hand muscles and brain.