Elke D'haenens - 22 years Belgian Diamond Expert &

former quality manager at HRD.

Providing diamond courses full of insider secrets!

The Power of Diamond Knowledge:

Real Diamond Education starts here!

4 weeks Online course

(2h/week)

€147 ex.vat

Gain diamond knowledge from inside the global trade.

Ready to take the next step?


  • In just four weeks, you will master expert-level insights, asses true market value, find the right sourcing prices and set profitable selling margins

    (Time investment: 2 hours per week)


  • 4 modules + 2 bonus modules

    commercial knowledge from inside the global trade.

    -Natural & Lab grown myths & facts

    - Certification, ethical sourcing, tracebility

    - Key factors to buy smarter & sell stronger

    - Asses true market value

    - Implementing AI in your business

    - Mindset and skillset in sales


  • This course is tailored for you:

    -Jewelry professionals

    -In-store advisors,

    -Independent jewelers

    -Boutique owners

    -Those aiming to grow into high-end jewelry sales


  • You will Elevate your diamond knowledge, confidence & profit, without being pushy.


  • Learn at your convenience, and stay ahead even on the busiest days! All with this 4 weeks online course: The power of Diamond knowledge, turn expertise in to sales for only €147 ex.vat

How This Online Course Works?


With my online learning format, you have access to media-rich materials

whenever and wherever it suits you.

Submit your assignments online, no matter your location.  

Personalized support: I'm just an email or phone call away, ready to provide guidance and feedback when you need it.  

Join the weekly live call, where you can ask questions and interact with your colleagues!

Yes, it is possible to advance your career while keeping up with your busy life this only for €147 ex.vat

Who am I ...


Elke D'haenens, 22 years Diamond expert and former Quality manager at HRD

I've had the honor of teaching

thousands of students and professionals all across the diamond industry, in other words, what you're about to learn is not just theory or knowledge, it's a proven methodology that you're going to experience.

I'm really excited to be your guide, so you can become a confident go-to expert for your customers!

See you soon!


This course consists of several modules with alternating learning material and live Q&A sessions, giving participants the opportunity to exchanging viewpoints and networking. Highly recommended for both newcomers and experts in this field.


Charlotte A.


I highly recommend this course. I am extremely grateful about all the Diamonds Knowledge that I have acquired. It will certainly enable me to provide accurate advise to my clients.

Meriame F.


You get in a fine and well-organized way a lot of information about all aspects of diamond without being beaten to death. Everything is explained very clearly, but super-understandable. Highly recommended to grow your expertise in the fascinating world of diamonds!

Laila V.


Practical and engaging, this course will help you understand, in a very short time, the big picture behind diamonds and the correlated industry. Whether you are an amateur, or an industry professional - everyone has an opportunity to dive in the aspect that they are interested in. This is due to the professional who leads the course in real time and tailored it to the needs and interests of the attendants. It is an excellent networking opportunity too. Much more than you can expect from an inexpensive course!

Tatiana L.


The course was an eye-opening experience, especially for someone involved in the industry , it
helped me become more informed about best practices in the diamond industry, and I would highly recommend it 


Faith M.


I am very glad I participated, the course was better than expected, very accessible, clearly explained, huge amount of information


Marieke W.


The course was way better than I expected, clear explanation of all facets’ of diamonds, history and global reach, even a beginner can get in depth knowledge and understanding of diamond market & dynamics

Jyothirlata R.


Compact but very complete diamond course , it highlights the different aspects. Honestly, I barely dare to write this, but before the course started I was a little afraid it would be a commercial-sale-program in disguise. But it was excellent and I learned a lot in a practical way! So thank you.

Johan L.


Fantastic course, The overall atmosphere created by the trainer, Elke. The setup makes that the course fits seamless in my busy days

Elise V.

Biggest take aways of this incredible course are Being able to know which diamonds to invest in, the difference between lab and natural diamonds and to know the do's and the Do not's in the Diamond industry.

Jackie M.


Great networking, people from all over the world, active in different diamond fields attended the life course where we could discuss all topics

Abdulaziz F.

You can follow the courses at your own tempo, and tap in to the life calls. This was a fantastic experience, learned so much practical information that I could immediately implement in my business.

Looking forward for more !

Anna P.