GT100 MODULE 1: COLOURED GEMSTONES

Getting Started (12 mins)
Meet your Instructor, Tanja Sadow
1 Topic
Personal Message from Tanja
About JDMIS and the Online Learning System
3 Topics
Introducing the Jewellery Design and Management International School
Introducing the JDMIS Online Learning System
Course Learning Sequence
Earth’s Natural Wonders (1 hour 45 mins)
Introduction & Digital Handout
 1 Topic
Introduction to the Course Syllabus
Practical Jewellery Equipment
 5 Topics
What’s in your JDMIS Exclusive Course Kit?
What are your options if you don’t have the Course Kit?
Using Tweezers and Handling Gem Parcels
Using a Jeweller’s Loupe
Using a Penlight
The Classification of Gem Materials
4 Topics
Common Misconceptions about Gemstones
The Classification of Gem Materials
Species and Varieties of Gemstones
Groups
The Attributes of Gemstones
 4 Topics
Attribute 1: Beauty
Attribute 2: Durability
Attribute 3: Rarity
Video presentation on Naica Mines
VALUE FACTORS OF GEMS (1 hour 15 mins)
Value Factors for Gems & Digital Handout
 1 Topic
Value Factors for Coloured Gemstones
The 1st ‘C’ – Colour
 5 Topics
Understanding Colour in Gems: Hue
Understanding Colour in Gems: Tone
Understanding Colour in Gems: Saturation
Understanding Colour in Gems: Evenness of Colour
How to Get the Best Value: Summary of Colour in Gems
The 2nd ‘C’ – Clarity
 1 Topic
Judging Clarity in Coloured Gemstones
The 3rd ‘C’ – Cut
 1 Topic
Different types of cuts for Gem materials
The 4th ‘C’ – Carat Weight
 1 Topic
Specific Gravity in Coloured Gems
Course Assignments
Congratulations, you have completed GT100 Module 1
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Species and Varieties of Gemstones

GT100 MODULE 1: COLOURED GEMSTONES The Classification of Gem Materials Species and Varieties of Gemstones
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