This is all normal.
Other brands of counters don't sell diamond rings to you, so it's reasonable not to change them.
In this case, if you want to change your style, you can only add money and let others change it for you.
Although Xinsheng Jewelry is not well-known, it has been operating in local shopping malls for many years.
Have a certain degree of credibility
Most importantly, it is worthwhile to add 600 yuan if you can have your own favorite styles.
After all, it takes labor and depreciation to get money.