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How to Value Rough Diamonds - Introduction

- Tuition from an experienced Gemmologist 
- Online Convenient Learning |  2x 3 Hours Private Tuition 

Course Description

This introductory course is designed to help you learn the basic methodology for assessing the mineral state of Diamond commonly referred to as “rough diamond” whereby the diamond is uncut and unpolished after mining is complete.

How to value Rough Diamonds _online cour

With step-by-step tuition, through discussions and enlarged PowerPoint images, you will be able to observe the tiny details of the stone that map its characteristics.


During the course you will be looking at and discussing a variety of different qualities of rough diamonds to enable you to gain a further understanding about their properties and the impact these may have on the cutting process and you will learn how to use the Rapaport Diamond report to build your own diamond pricing reference system to assist assessing diamonds for value in future. 

Session One

Learning about mineral / crystal characteristics of diamond and relating these to the ‘4 Cs’, such as carat weight, shape (features), quality, colour and discuss how a rough diamond’s potential for cutting should also be considered during assessment.

Session Two

Learning the methodology for valuation/pricing best practice, as based around the ‘4 Cs’


This course is suitable for all, and is a particularly good introduction to the subject for those not yet heavily involved in the Diamond Trade.


A follow up course of practical tuition may be useful but it is not essential because the PowerPoint enlarged imagery used in this online course provides students with a microscopic range of views.


Session one of this course is an ideal refresher for those studying the subject of crystallography within Gemmology courses.

For this purpose session one is available to book separately, please make an enquiry and advise the exam you are studying.


For this course, tuition is delivered interactively via Zoom.

You join free at and the tutor emails you a link to join your one-to-one course session just before the agreed start time.

  • You simply copy the meeting code provided in the link

  • Open Zoom on your PC or Laptop

  • Click join meeting and paste your meeting code into the box provided.

Related Courses

Course Type and/or
Workshop Location
(When available)

Tutors & Course Fee

Tutor Experience


Coventry UK

Kate H

Professional Gemmologist


Course Fee: £295

Vat/Tax not applicable

Tutor Options

Additional Course Information

What is the course date?

The course date is set by you, so that you can undertake a tuition session at your convenience.


All dates / times of course sessions are subject to tutor availability.

Session start times are generally 10am or 1pm GMT London Time, however it may be possible to adjust these times slightly, please ask if necessary.

About the Course Fee

A large portion of the course fee quoted is paid to the tutor, because, it’s their expertise that you pay for.

Where there is a selection of tutors,  course, fee's may vary due to individual tutor requirements for teaching.


In addition a there is a small fee for arranging your course which is included in the total course fee.


Course fee payment is required in advanced by BACS Bank Transfer invoice or IBAN for international students.

Vat/Tax is not applicable

About Tuition

This Online Course

Tuition is interactive, delivered via and fully guided by the tutor.

Course notes are provided.


Make a Course Enquiry


  • Advise your details on the form provided.

  • At this stage this is just an enquiry with no obligation to book. 

Make an Enquiry here >

Booking Information

Payment Terms

Payment is required in advance and payments are handled safely and securely by BACS Bank Transfer invoicing (IBAN for International students.


Some courses are available to pay in instalments, whereby a non-refundable deposit is required to book your course date. Please ask for details if this is of interest to you.


Booking Terms

  • Once you have booked a cancellation fee of £75*  will be deducted from your refund if you cancel your course up to and including 14 days prior to the start of the course once your payment has been received.


  • Cancellations received within 14 days of the course date are not eligible for a refund, however you may re-arrange your course for one other date if you wish. 


  • Should we need to cancel your course due to unforeseen circumstances we will refund your course fee in full.

* Amount is variable depending on the duration and type of the course.  When you enquire, out quote reply will provide the actual cancellation amount applicable. £75 applies to a standard one day course.


If you haven't found the information you are looking for or you want to ask a question about a course please make an enquiry.


Or you may text  a question to Dawn on 07703 287640

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