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The Gemological Institute of Republic of China
About Us
Introduction
Purpose
Directors & Consultants
Directors & Consultants
Research & Information
Academic Article
General Knowledge Article
News
Activity & Event
Certified Store
Website Link
Education & Course
GIC Introduction
GIC Taiwan Course
Other Courses
Registration Information
Lecturer Team
Gem Identification
Instrument Introduction
Certified Laboratory
Book Order
Book List
Ordering Information
Contact Us
Contact Information
Message
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GIC Introduction
Diploma in Gem Diamond Grading
2023-09-05
03-337-2638，03-339-0880 
GIC Introduction 