Gemmology Courses

POLISH YOUR KNOWLEDGE, BUILD YOUR SKILLS

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).

Gemmology Basic

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

The study of gemmology investigates all the properties of precious stones. Students who delve into gemmology, find themselves in an exciting new world of observation and investigation of beauty and science. We train students to identify gemstones using specialized tools and instruments and will study different types of inclusions with the aid of a gemmological microscope. You will learn how to distinguish synthetic from natural gemstones (ruby, sapphire and emerald and other important varieties). 

Gemmology Basic

Duration

2-4 weeks, depending on date and location.

Requirements

Min. age: 18 years.

Number of attendants

Depends on date and location.

Target Group

This course is meant for:

Gemmologists to be.

Course Content

First week: Gem identification basics

  • Optics and gemstones.
  • Physical properties of gemstones.
  • Crystallography.
  • Gemmological instruments.
  • Identification techniques.

Second week: Systematic classification of the most important gemstones

  • Mineralogy of gemstones.
  • Systematic classification of minerals.
  • Systematic classification of gemstones: ruby and sapphire (corundum)-emerald and other beryl -alexandrite and other chrysoberyl- spinel group – garnet group – quartz group (e.g. citrine, amethyst) - topaz – tourmaline – zircon – peridot.
  • Study of inclusions using a gemological microscope.
  • Classification of inclusions.

Third week: Distinction between natural and synthetic ruby, sapphire and emerald

  • Lab. grown gems like Verneuil and identification.
  • Artificial glass and assembled gems.
  • Final exams.

Examination

Practical examination Gemmology: Students have to examine 20 gemstones correctly.
Theoretical examination Gemmology: Examination with open questions.

Diploma

Certificate: HRD Antwerp Gemstone Identification
Date(s) Location Language Price Excl. Price Incl. Course Code
25/10/2021 - 06/11/2021 Milano Italian € 2.850,00 € 3.477,00 GBI1152101 More Info Register

Gemmology Advanced

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

This course enables you to obtain in-depth knowledge on the classification of all the different varieties of gemstones. You will learn to identify treated and synthetic gems and you will practice with a lot of actual gems to develop your identification skills.


You will be able to examine optical and physical properties of rare and uncommon gem varieties. Our lecturers will initiate you in a detailed analysis of natural gems, focusing on the origin of rubies, sapphires and emeralds. 


If you pass the theoretical and practical test you will be the proud owner of an HRD Antwerp Gemmologist diploma. (You can proudly call yourself an HRD Antwerp

Gemmologist).

Gemmology Advanced

Duration

2-4 weeks, depending on date and location.

Requirements

Min. age: 18 years.

Certificate: HRD Antwerp Gemstone Identification.

Number of attendants

Depends on date and location.

Target Group

This course is meant for:

Gemmologists to be.

Course Content

First week: Systematic classification of common, rare and opaque gemstones

  • Systematic description of spodumene- jade – opal –feldspar – quartz group- tanzanite – lapis lazuli – malachite – rodochrosite – kornerupine - sphene, ...

Second week: Natural versus synthetic gemstones 

  • Review of synthesis-methods.
  • Identification of the studied gemstones (natural or synthetic). 

 Third week: Treated gemstones and practical sessions

  • Heat treatment.
  • Fracture filling.
  • Diffusion.
  • Coating.
  • Irradiation.
  • Dyeing.
  • Bleaching, ...
  • Practice: identifying all gemstones and the determination of their natural or synthetic character.
  • Final examinations.

Examination

Practical examination Gemmology: Students have to examine 20 gemstones correctly.
Theoretical examination Gemmology: Examination with open questions.

Diploma

Diploma: HRD Antwerp Gemmologist
This course will be available upon request. Please contact us at education@hrdantwerp.com to make a request. Thank you.

Gemmology Practice Week

5 days
12 students
English , French
Global

You followed a gemmology course some time ago ? Never heard about golden sheen sapphire or about the new generation of cobalt-treated sapphire?

This practice week allows students to review and update their knowledge. Using the refractometer, the polariscope and all the others relevant instruments, you will be able to improve your level of competence regarding the identification of gems and you will rediscover the wide variety of existing gemstones.

Personalized feedback is given by the teachers to improve the quality of the analysis.

Gemmology Practice Week

Duration

5 days

Requirements

Min. age: 18 years.
Diploma: HRD Antwerp Gemmologist.

Number of attendants

12 students

Target Group

This course is meant for:

Gemmologists.

Course Content

  • Updating the knowledge concerning new type of treatment, synthetic and new gemstone species reaching the market.
  • Practical exercises on the identification of gemstones using the gemmological equipment.
  • Continuous feedback on the results, and personalized hints to improve the quality of the analysis.

Diploma

Participation letter: Gemmology Practice Week
This course will be available upon request. Please contact us at education@hrdantwerp.com to make a request. Thank you.

OTHER HRD ANTWERP COURSES

Polished Diamond Courses

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.

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.

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.