To obtain GIC jewelry appraiser qualification certificate, you must obtain GIC gemmology certificate and GIC diamond classification certificate. Gem certificate should take GIC Gem Basic Course (one and a half months), GIC Gem Certificate Course (three months), and diamond certificate should take GIC Diamond Grading Course (one and a half months).
GIC is a nationally recognized appraiser qualification certificate founded by Jewelry College of China Geo University. It is ok to enter the jewelry industry, but you need to study the national inspection certificate and even the international authoritative certificate such as FGA for further study in the identification direction.