Our Polished Diamond Grading Course is designed for professionals, entrepreneurs, and diamond enthusiasts, this course provides an in-depth understanding of the 4Cs—Carat, Cut, Color, and Clarity—along with advanced grading techniques used in the global diamond industry.
Through digital learning, you’ll gain the skills to accurately evaluate diamonds, detect treatments, and understand market valuation. Whether you’re looking to start a career, refine your expertise, or build a diamond business, this internationally recognized course will give you the confidence to assess diamonds like a professional.
To get started click on the link below, after reading through the lesson, before continuing to the next lesson click ” Take Quiz” Enjoy your course..
CXD EDUCATION
Author
CXD International is built on the combined expertise of Corlia Roberts and Xanchia Roberts. With over 3o years in the diamond industry, Corlia brings world-class qualifications and a legacy of trusted education. Xanchia continues that legacy with a fresh, entrepreneurial approach—making diamond training accessible, modern, and industry-driven for the next generation of South African diamantaires.
Corlia’s Qualifications: GIA Diamond Grading • GIA Gem Identification • GIA Colored Stone Grading • GIA Pearl Course • EGL Diploma Diamonds • TUT Diploma Fashion Design
Origin of Diamonds
Lesson 2 of 3 within section Origin of Diamonds.
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Lesson 3 of 3 within section Origin of Diamonds.
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Grading
Lesson 1 of 4 within section Grading .
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Lesson 2 of 4 within section Grading .
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Lesson 3 of 4 within section Grading .
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Lesson 4 of 4 within section Grading .
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Evaluation
Lesson 1 of 4 within section Evaluation.
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Cutting & Polishing Process
Lesson 2 of 4 within section Evaluation.
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Lesson 3 of 4 within section Evaluation.
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Lesson 4 of 4 within section Evaluation.
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Hi. The course was a eye opener for me.
This course change my viewing towards diamond’s
I really learned a lot and I know there’s still lot to learn
I thank this course and those all involved for making this an opportunity for me to know a lot more about diamond’s
Thank you very much
Moeneeb Arendse
Thank you Colia Robets for the passion you had towards my late studies