The jewelry appraisal industry is now gradually commercialized, and the market will promote its development. To some extent, it has caused confusion in the industry. Originally, only the certificate of agate can be issued, and now it can also be issued to distinguish the north red agate from the south red agate. Professional organizations such as jewelry appraisal have begun to move closer to commercialization.

It's best to let the merchant give you a proof of configuration, and the high-value goods will be re-inspected by themselves.

Further reading: Jewelry appraisal certificate is a public letter to prove the authenticity and attributes of rare precious metals, gems or jewelry products, which is implemented by professional institutions and professionals who meet the appraisal qualifications. Authoritative jewelry appraisal certificates include GIA, IGI and Gubyrin.