The authenticity of the certificate can be inquired through the website of Jewelry Testing Center of China Geo University: /jycx.htm, which is the website for inquiring about the certificate. If it's true, then this jewelry is fine.
Jewelry has a broad sense and a narrow sense. Jewelry in a narrow sense refers to jade products. Broadly speaking, jewelry should include jewelry, handicrafts or other treasures made of gold, silver and natural materials (minerals, rocks, organisms, etc.). ) and has certain value. Therefore, there was a saying of "gold and silver jewelry" in ancient times to distinguish gold and silver from jewelry.
The internationally accepted qualification certificates of authoritative jewelry appraisers include:
FGA member of the royal gemological society
GIG gem expert title
GIA Jewelry Appraiser, American Jewelry Association
Jewellery appraiser of IGI Belgium Jewellery Institute
Gem appraiser of China Jewelry and Jade Jewelry Industry Association
GIC China Geo University (Wuhan) Jewelry Appraiser
GCC China Geo University (Beijing) Jewelry Appraiser
Senior Diamond Grader of HRD Belgian Diamond High Council
CGC China registered jewelry and jade quality inspector.