In China, the most basic one is GIC, which is approved by Jewelry Institute. Just sign up for the class, take the elementary course first, and then take the GIC certificate.
A better one is the National Ombudsman,
A well-known international jewelry appraiser, FGA, is certified by the British Gemmological Association.
DGA Diamond Grading Course (UK)
GIA certification of American Jewelry Association.
Our college offers the teaching course/home.asp.
The new course date will be announced.
The tuition fees of DGA and FGA abroad are set in Britain, and then converted into RMB, which seems to be as much as 30 thousand yuan. It is said that after the paper is finished, it will be translated into English and sent to Britain for revision, so the registration fee is very expensive, and the price varies according to the exchange rate every year. If you fail in the exam, the money will be thrown into the water. You can call the college at 027-8748 1009.
As for what to study, it depends on what you take, but you can only take some certificates in the examination center provided by our college. There is a training fee in the registration fee, and I will give you classes, so don't worry about not learning anything. He will tell you about it in class. Of course, you don't just have to pay the examination fee, because he just paid the price, including training, practice and examination.
The duration of the course varies from ten days to one or two months.
There are teaching points in several big cities.