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GIA established the 4Cs (Cut, Clarity, Color, Carat Weight) - the global standards for evaluating diamond quality.
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One of the most prestigious credentials in the industry, the GIA Graduate Gemologist programme gives you the comprehensive knowledge of diamonds and coloured stones you need to succeed anywhere in the jewellery business. You’ll gain both technical expertise and practical skills to evaluate gemstones by the 4Cs (color, clarity, cut, and carat weight), the International Diamond Grading System™, and the Colored Stone Grading System.
0+ Students
The GIA Graduate Gemologist diploma program delivers a comprehensive gemmology education on diamonds and coloured stones. Using the latest gemmological equipment, you will work with real diamonds and gemstones under the trained eyes of GIA instructors. Through extensive lab work, you will practice identifying and grading diamonds and coloured stones in an efficient, accurate and consistent manner. Skills taught include evaluating a diamond’s proportions; distinguishing natural, treated and laboratory-grown gemstones; and using the GIA Colored Stone Grading System to determine gemstone quality.
Develop in-depth, hands-on experience with the GIA International Diamond Grading System™ and the 4Cs (color, clarity, cut and carat weight)
Grade diamonds in the D-to-Z color range.
Build a knowledge base about coloured stones and the coloured stone market.
Student, Jewellry Design
Use gemological equipment effectively to identify gemstones.
Use the GIA Colored Stone Grading System to evaluate gemstone quality.
Identify gemstone characteristics, simulants and treatments, and recognise when advanced testing is required.
Diamond Manufacturer
Jewellery Manufacturer
Loose Diamond / -Coloured Stone Buyer and Seller
Jewellery Retailer and Wholesaler
Lab and Research Professional
Any individual aspiring for a career in the gem and jewellery industry
* Disclaimer -The programme dates and venue are subject to change without prior notice.