GT100 MODULE 1: COLOURED GEMSTONES

JDMIS · Lesson Plan

LESSON 1 · Getting Started (12 mins)

  1. Meet your Instructor, Tanja Sadow
    • Personal Message from Tanja
  2. About JDMIS and the Online Learning System
    • Introducing the Jewellery Design and Management International School
    • Introducing the JDMIS Online Learning System
    • Course Learning Sequence

LESSON 2 · Earth’s Natural Wonders (1 hour 45 mins)

  1. Introduction & Digital Handout
    • Introduction to the Course Syllabus
  2. Practical Jewellery Equipment
    • 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
  3. The Classification of Gem Materials
    • Common Misconceptions about Gemstones
    • The Classification of Gem Materials
    • Species and Varieties of Gemstones
    • Groups
  4. The Attributes of Gemstones
    • Attribute 1: Beauty
    • Attribute 2: Durability
    • Attribute 3: Rarity
    • Video presentation on Naica Mines

LESSON 3 · VALUE FACTORS OF GEMS (1 hour 15 mins)

  1. Value Factors for Gems & Digital Handout
    • Value Factors for Coloured Gemstones
  2. The 1st 'C' - Colour
    • 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
  3. The 2nd 'C' - Clarity
    • Judging Clarity in Coloured Gemstones
  4. The 3rd 'C' - Cut
    • Different types of cuts for Gem materials
  5. The 4th 'C' - Carat Weight
    • Specific Gravity in Coloured Gems
  6. Course Assignments
  7. Congratulations, you have completed GT100 Module 1