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n Retailers guide to laboratory-grown diamonds
Welcome
Copyright notice
Welcome (2:40)
Workbook
Section 1: Covering the basics
Diamond: The ultimate gemstone (1:29)
What is "diamond"? (1:43)
What is a laboratory-grown diamond? (0:47)
Comparison of properties
Production methods (0:59)
Terminology
Summary (1:27)
Quick quiz #1
Workbook answers
Quiz
Section 2: Terminology
Introduction (1:22)
Terminology based on country
Terminology and disclosure guide
Important links
Quick quiz #2
Workbook answers
Section 3: A brief history
A brief history
Record breaking sizes
Summary (1:49)
Quick quiz #3
Workbook answers
Section 4: HPHT production
Ingredients list
Heat and pressure
HPHT synthesis animation (3:43)
Summary of HPHT synthesis
Summary (1:40)
Quick quiz #4
Workbook answers
Section 5: HPHT laboratory-grown diamonds
Sizes
Colours
Clarity
Image gallery
Summary (2:55)
Quick quiz #5
Workbook answers
Section 6: CVD production
Introduction
Ingredients list
CVD synthesis animation (4:42)
Decolourisation
Summary of CVD synthesis
Summary (1:36)
Quick quiz #6
Workbook answers
Section 7: CVD laboratory-grown diamonds
Sizes
Colour
Clarity
Image gallery
Summary (1:39)
Quick quiz #7
Workbook answers
Section 8: Diamond types and colours
Diamond types (background information)
HPHT diamond types
CVD diamond types
Treatments
Summary of colours
Summary (1:48)
Quick quiz #8
Workbook answers
Section 9: Assessing quality
Assessing quality
Trends of the 4C's
Lab reports
Laser inscriptions
Pricing
Summary (2:12)
Quick quiz #9
Workbook answers
Section 10: 6-step guide to identification
Hello!
Workbook
The logic of testing
To set the scene...
6-step guide
Step 1: Look for laser inscription
Step 1: Laser inscriptions (1:41)
Quick quiz #10
Step 2: Check it's diamond
Step 2: Check it's diamond (3:58)
The logic of using diamond multi-testers
Quick quiz #11
Step 3: Perform screening tests
Step 3: Perform screening tests (2:44)
Diamond Type IIa
Types of screening tools
Quick quiz #12
The ASSURE Testing Program
Coming up...
Note regarding equipment
Screening equipment: SWUV transparency screeners
SWUV transparency screeners (2:32)
SWUV transparency screener example: SDSII (1:54)
Quick quiz #13
Screening equipment: Spectroscopy screeners
Spectroscopy screeners (0:39)
Spectroscopy screener example: DiamondSure (TM) (1:33)
Spectroscopy screener example: EXA (1:10)
Quick quiz #14
Screening equipment: Phosphorescence imaging
Phosphorescence imaging (1:07)
Phosphorescence imaging example: Sherlock Holmes 3.0 (0:50)
Quick quiz #15
Screening equipment: Summary
List of screening tools
Step 4: UV reactions
Step 4: UV reactions (2:13)
Reactions summary
Quick quiz #16
Common UV reactions
Phosphorescence after daylight exposure (0:30)
Zoned fluorescence/phosphorescence (1:04)
Jewellery Inspector by Gemetrix
Quick quiz #17
Step 5: Additional observations and magnetism
Observations (3:18)
Observations summary
Magnetism 1/2 (1:26)
Magnetism 2/3 (2:04)
Magnetism 3/3
Quick quiz #18
Step 6: Send to lab
Step 6: Send to lab (1:33)
The logic of testing: revisited
The logic of testing: remix
Quick quiz #19
Testing melee
Quick intro (2:18)
Bulk screening
Testing small batches
Melee magnetism (0:52)
Melee UV reactions
Testing melee with daylight (0:15)
Quick quiz #20
Workbook answers
Test your knowledge
Guide to final test
Final test
What next?
Congratulations
Feedback survey
Leave a review
Get your CPD certificate
Share your success
What's next?
SWUV transparency screener example: SDSII
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