1, diamonds, colorful treasures, jadeites, agates, jadeites and pearls are divided into high-end and low-end ones, and the prices are also much different.

2. The wholesale and retail price of the same quality is also much worse.

3. The price of the same commodity in different regions is also much worse, such as Beijing and Shenzhen.

4, drilling, the jewelry industry is deep, drilling is the norm.

There are many novel things, so you must be careful when buying them.