1. First of all, it depends on whether the diamond issuing agency you bought is an international diamond certificate or a national inspection certificate. Because the two are different, the so-called international diamond certificate is a certificate issued by an international authoritative certification body through testing, which is relatively authoritative. At present, the international diamond certificate is relatively recognized in China. National inspection certificate refers to a relatively authoritative certificate issued by an authoritative certification body designated by our country, which is mainly responsible for the inspection of various precious metals. Generally, with either of these two certificates, you can guarantee the quality of the diamonds you buy. According to this certificate, you can know the purity and grade of the diamonds you buy. Even some authorities will pass the grade and color of a diamond.
2. Secondly, check the diamond certificate and see the laser code of the diamond. Through such a place, we can see whether the diamonds are consistent.
It depends on the certificate code of the diamond. Generally, it can be queried online.
When buying diamond jewelry, as long as you can learn how to check the diamond certificate and choose a jewelry store with high integrity, you can know the quality of the diamond jewelry you buy through inquiry. Because they are all certificates given by authoritative organizations, there are detailed marks in them, such as the weight and grade of diamonds. If it is a finished diamond, such as a diamond ring, a diamond necklace and a diamond pendant, it will be fully explained. Generally, you can have a full understanding of the diamond jewelry you bought through the certificate. If you think the price is right, you can buy it with confidence because you have an authoritative certificate.