Diamond Polishing Course


Antwerp has the best diamond polishers in the world, so what better place to learn how to master the craft than in Antwerp? During this extended course you will learn how to polish diamonds like a professional.

Introduction to Diamond Polishing

6 weeks
Depends on date and location.

Antwerp has the best diamond polishers in the world, so what better place to learn how to master the craft than in Antwerp? Today, Antwerp’s tradition of highly skilled master cutters is combined with modern technology developed by its local diamond research centres. During this 6-week diamond polishing programme, you will learn how to polish a diamond, how to mount a diamond in a dop and how to handle a diamond tang.

In our well-equipped diamond factory, you will be able to experiment on diamonds (boart), learn how to facet the table and how to polish a single cut diamond (eight-cut). Polishing wheels (scaife), tangs, dops and boart (low quality diamonds) are available for all students, while one of Antwerp’s master cutters will closely supervise and assist you. 

Introduction to Diamond Polishing


6 weeks


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 dealers, future diamond polishers and job seekers.

Course Content

  • Prepare and maintain a polishing bench and the polishing wheel (scaife).
  • Handling of tools, including dops and tangs.
  • Looking for the “grain” (growth direction of a diamond) based on the crystallography of a diamond.
  • Blocking of a diamond on crown and pavilion.
  • Techniques for polishing facets and study facet orientation and inclination.


Practical examination Diamond Polishing: The teacher will evaluate your practical skills at the end.


Certificate: Introduction to Diamond Polishing
This course will be available upon request. Please contact us at education@hrdantwerp.com to make a request. Thank you.


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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).

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During this course, our students learn how pearls are formed, which types of pearls we distinguish, how the quality of pearls is defined and how we set their value. In addition, you will also learn how to set pearls in jewellery.

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.


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.

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If you are looking to start your own jewellery business or increase your existing business, this course is the key to your success. Our highly skilled and experienced lecturers will guide you through the fascinating world of the gemstone and jewellery industry.