Gem Training International
Diamonds
for the Retail Jeweller Course
Course Objective
The objective of this online course is to give the students an overview of diamonds from formation through to pricing with the emphasis on the 4 C’s and the understanding as to the make-up of the information on diamond reports.
Online questionnaires must be completed, and a final exam done on online. Successful students will receive a Certificate of Completion.
The addition of the one-day lecture on the topics, will give the students the opportunity to revise, ask any questions, they may have, practise the use of basic equipment, and re-enforce the online theory learnt.



Course Outline
01
The formation of diamonds, crystallography, physical and optical properties of diamond.
02
De Beers, the international diamond cutting industry and conflict diamonds.
03
Facets of a round brilliant cut diamond.
04
Equipment used in diamond grading.
05
Carat weight.
06
Colour grading: terminology and determination of the grade.
07
The importance of proportions, finish, and symmetry of a diamond.
08
Clarity grading: terminology and determination of the grade.
09
The difference between a diamond and common simulants, and how to recognise them.
10
Laboratory grown diamonds.
11
Laboratory consultations and reports.
12
Assessment tests to determine knowledge and understanding of course material.
Course Fee
For the theory course:
The fee is R1,405.00
excluding V.A.T.
For the additional one day lecture (held in Johannesburg):
The fee is R1,900.00 excluding V.A.T
*A discount for group training of more than 5 students may be negotiated.
Want to find
out more?
Please fill in the contact form with all your details and your requests or queries. And click on the “Submit Enquiry” button. Your request will be sent directly to us. Firstly, we will acknowledge receipt of your request and then respond fully to it within 24 hours. Should you prefer to talk to us, feel free to use the contact number.
If you have already made your mind up, click on the link below and download an enrolment form. Complete the enrolment form, make payment and mail back to us to get you registered.
Tel: +27 (0) 83 701 9830
E-mail: info@gemtraininginternational.com
Enquire Online