Polished Diamond Courses

POLISH YOUR KNOWLEDGE, BUILD YOUR SKILLS

Learn how to grade diamonds in one of the diamond capitals of the world. Our highly experienced lecturers will guide you through the fascinating world of diamonds. You will study the 4C’s: Carat, Colour, Clarity and Cut.

Certified Diamond Grader

2-4 weeks, depending on date and location.
Depends on date and location.
English , French , Italian , Arabic , Spanish , Polish , Greek
Global

How do I know that a "stone" is a real diamond and not a fake? Why are diamonds considered so special and precious? What does VVS1, F or LC actually mean? Why is there such a price difference possible between two diamonds of the same size?


Our highly skilled and experienced lecturers will guide you through the fascinating world of diamonds. You will study the 4C’s: Carat, Colour, Clarity and Cut, determining the quality of a stone and as such the price. You will learn how to detect the most common simulants, and you will be able to work with the best microscope in the world and other gemmological equipment. At the same time, you will develop impeccable grading skills.


Our courses are a perfect balance between theoretical knowledge and practical skills.

Certified Diamond Grader

Duration

2-4 weeks, depending on date and location.

Requirements

Min. age: 18 years.
No previous diamond experience is required.

Number of attendants

Depends on date and location.

Target Group

This course is meant for:

Diamond traders, diamond experts, appraisers and graders, jewellers and designers, diamond and jewellery lovers, sales managers, buyers and job seekers.

Course Content

  • Introduction to the properties of diamonds.
  • Explanation of the 4C’s: Carat, Colour, Clarity and Cut.
  • Correct cleaning of diamonds.
  • Diamond optics. Use of HRD Antwerp stereozoom microscope (D- Scope).
  • Systematic examination of a diamond. Favourable and unfavourable angles of observation.
  • Principles of weighing, calculation of the carat weight.
  • Identification of external and internal characteristics. Plotting and exercises.
  • Colour determination of diamonds by comparison with master stones.
  • Grading of colour and fluorescence.
  • Clarity grading using the HRD Antwerp D-scope and loupe 10x with master stones for reference. 
  • Cut grading. Determination of proportions, symmetry and polish. Measuring dimensions using a caliper (micrometer).
  • Use of tables for proportions and symmetry.
  • Examination and grading of fancy cuts.
  • Characteristics and properties of diamonds versus imitations (simulants). Including simple tests to distinguish natural diamonds from imitations.
  • Identification of clarity treatments like crack filling.
  • Introduction to lab. grown diamonds and colour treatments.
  • Final examinations.

Examination

Practical examination CDG: Students have to examine and grade 8 diamonds correctly and identify a 9th stone as an imitation.
Theoretical examination CDG: Multiple choice exam with 40 questions.

Diploma

Diploma: HRD Antwerp Certified Diamond Grader
Date(s) Location Language Price Excl. Price Incl. Course Code
22/06/2024 - 05/07/2024 Jeddah Arabic € 2.950,00 € 3.097,50 CDGA2202401 More Info Register
12/08/2024 - 23/08/2024 Beirut Arabic € 2.950,00 € 3.097,50 CDGA2222401 More Info Register
04/11/2024 - 16/11/2024 Beirut Arabic € 2.950,00 € 3.097,50 CDGA2222402 More Info Register
02/09/2024 - 20/09/2024 Antwerp English € 2.950,00 € 3.569,50 CDGE112404 More Info Register
16/09/2024 - 04/10/2024 Dubai English € 2.950,00 € 3.097,50 CDGE2412403 More Info Register
04/11/2024 - 22/11/2024 Antwerp English € 2.950,00 € 3.569,50 CDGE112405 More Info Register
23/09/2024 - 05/10/2024 Bari Italian € 2.950,00 € 3.569,50 CDGI232401 More Info Register
14/10/2024 - 26/10/2024 Napoli / Marcianise Italian € 2.950,00 € 3.569,50 CDGI1402401 More Info Register
04/11/2024 - 16/11/2024 Rome Italian € 2.950,00 € 3.569,50 CDGI1162401 More Info Register
02/09/2024 - 14/09/2024 Barcelona Spanish € 2.950,00 € 3.569,50 CDGS1172401 More Info Register
23/09/2024 - 05/10/2024 Madrid Spanish € 2.950,00 € 3.569,50 CDGS1182401 More Info Register

Diamond Grading Practice Week

5 days (35 hours)
Depends on date and location.
English , Dutch , French , Italian , Arabic , Spanish
Global

The Diamond Grading Practice Week introduces students to the procedures used to grade diamonds according to HRD Antwerp standards.

Using the 4Cs, students apply their knowledge by assigning colour, clarity and cut grades, and determining carat weight.

Students also learn how to identify and plot clarity characteristics and receive hands-on practice separating natural diamond from common simulants.

Classrooms contain a full workstation for each student, and more equipment like UV lamp, scale and HRD Antwerp master stones set.

Each student workstation has a binocular microscope and a lamp with daylight equivalent overhead light source.

Students receive the HRD Antwerp diamond grading kit, with tweezers,10X loupe, gem cloth, plotting pen set and pencil as part of the course materials.

Participants will earn the coveted 'HRD Antwerp - Certified Diamond Grader' Diploma if this course is combined with the Certified Diamond Grader Online Module.

Know more by clicking the link below:

https://edu.hrdantwerp.com/browse/online-live-courses



Diamond Grading Practice Week

Duration

5 days (35 hours)

Requirements

Min. age: 18 years.




Number of attendants

Depends on date and location.

Target Group

This course is meant for:

Diamond traders, diamond experts, appraisers and graders, jewellers and designers, diamond and jewellery lovers, sales managers, buyers and job seekers.

Course Content

  • Grading Method and the 4Cs
  • Colour Grading with master stones
  • Clarity Grading with 10x loupe and microscope
  • Cut Grading
  • Carat Weight and Measurements
  • Overview of Lab Grown Diamonds, Treatments
  • Diamond Simulants (Imitations)

Diploma

Certificate of Completion: HRD Antwerp Diamond Grading Practice Week
Date(s) Location Language Price Excl. Price Incl. Course Code
24/06/2024 - 28/06/2024 Antwerp English € 1.100,00 € 1.331,00 PDGE112401 More Info Register
22/07/2024 - 26/07/2024 Antwerp English € 1.100,00 € 1.331,00 PDGE112402 More Info Register
07/10/2024 - 11/10/2024 Antwerp English € 1.100,00 € 1.331,00 PDGE112403 More Info Register
02/12/2024 - 06/12/2024 Antwerp English € 1.100,00 € 1.331,00 PDGE112404 More Info Register

Sorting of Polished Diamonds | Small Goods

5 days
Depends on date and location.
English
Global

This course will give you the grading/sorting skills you need to become a diamond sorter or buyer. In this course you will deal with diamond parcels. This very intensive practical training meets the needs of the market.

Studying in Antwerp, the diamond capital of the world, offers you this unique opportunity of working with diamond parcels provided by the most important and largest diamond companies in the industry.

Several practical tests will evaluate your diamond knowledge.

Sorting of Polished Diamonds | Small Goods

Duration

5 days

Requirements

Min. age: 18 years.

Diploma: HRD Antwerp Certified Diamond Grader (or equal).

Proven and sufficient professional experience can be accepted too. In this case, a brief test with a loupe 10x will apply at the beginning of the course, testing knowledge of the properties of a diamond and its 4C’s, manipulation technique of loupe and tweezers (correct use), colour determination in theory and practice and evaluation of clarity and cut.

Number of attendants

Depends on date and location.

Target Group

This course is meant for:

Diamond sorters and buyers and diamond traders, experts, appraisers and graders.

Course Content

Sorting parcels of round brilliants and fancy cut diamonds according to the 4C’s using loupe 10x, table loupe and sortoscope.

Diploma

Certificate: HRD Antwerp Sorting of Polished Diamonds/Small Goods
This course will be available upon request. Please contact us at education@hrdantwerp.com to make a request. Thank you.

OTHER HRD ANTWERP COURSES

Online Live Courses

With the perfect balance between theoretical knowledge and practical sessions, you can now earn your HRD Antwerp Diploma or Certificate.

Digital Jewellery Design

The digital revolution begins now! Translate your inspirations into illustrated designs with the HRD Antwerp - Digital Jewellery Design course. Design jewellery anywhere and anytime, as it is possible through your little portable tablet, and achieve fast and surprising results with the help of Procreate technology. You will learn how to illustrate and render jewellery pieces using new technological digital techniques. Imagine a multimedia world, where images and creativity follow immediate paths, where everyday technology devices become the best means for developing your creative ability.

Rough Diamond Courses

These courses learn you how to sort a pile of rough diamonds into different categories according to various criteria such as size, colour, clarity and morphology. These courses focus on practice with a sound theoretical background. The new and extra module about Rough Diamond Management is the practical extension of the Introduction course.

Gemmology Courses

During these courses you’ll investigate the properties of gemstones, using specialized tools and you'll learn how to distinguish synthetic from natural gemstones (ruby, sapphire, emerald and more).

Custom-Made Courses

HRD Antwerp's Custom-Made courses are available on request. Course subjects include diamonds, gemstones, jewellery design and retail sales.

Diamond Jewellery Design Courses

These courses will teach you how to translate creative ideas into contemporary jewellery designs using different illustration techniques. You’ll also learn about the use of diamonds in jewellery and the different methods of diamond setting.

Workshops

Would you like to know more about fancy coloured diamonds, diamond treatments or laboratory-grown diamonds and diamond spectroscopy? HRD Antwerp offers workshops designed to introduce you into the fascinating world of extraordinary diamonds and focus on ruby, sapphire and emerald.