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Ultimate guide to laboratory-grown diamonds | Part 1
Welcome
About the course
Welcome to the course (1:58)
Download the app
Glossary PDF download
Section 1: Covering the basics
What is diamond? (1:02)
What is synthetic diamond? (1:29)
Production methods (0:49)
How are diamonds and synthetic diamonds the same?
How are they different?
Summary (2:45)
Quiz
Section 2: Terminology & disclosure
Terminology
Key terms & phrases
What should you call them?
Disclosure (1:22)
Disclosure guide
The importance of disclosure
Important links
Quiz
Section 3: History
Diamond - The Ultimate Gem (3:22)
The build up to synthesis success
Early HPHT synthesis
General Electric documentary (11:36)
1970 - Present
Timeline for HPHT synthesis
Timeline for CVD synthesis
Record breakers
Summary (2:16)
Quiz
Section 4: HPHT Production
Heat and pressure
Ingredients list
HPHT synthesis method animation (3:43)
The reaction cell (2:17)
Recipe for HPHT diamond synthesis
HPHT Apparatus
HPHT apparatus summary
HPHT multiple crystal growth (2:05)
Crystal forms
Growth time
Summary of HPHT synthesis
Summary (2:56)
Quiz
Section 5: CVD Production
CVD Intro
What is plasma?
Ingredients list
Apparatus and production method
Production method animation (4:42)
Recipe for CVD synthesis
Multi-stage growth of CVD diamond
Crystal form
Summary of CVD synthesis
Summary (1:59)
Quiz
Section 6: Diamond types
Diamond types (background information)
HPHT diamond types
How different diamond types are created (3:58)
CVD diamond types
Post-growth treatment
Quiz
Section 7: Colours and treatments
Objectives - Section 10: Colours and treatments
As-grown colours (2:37)
Summary of as-grown colours
Unusual causes of colour
Post-growth treatments
Colour treatments (7:01)
Treatment methods summary
Post-growth treatment summary
Summary (2:15)
Quiz
Section 8: Quality
Assessing the quality of laboratory-grown diamonds
The 4Cs of laboratory-grown diamonds
Grading labs and reports
Example report: IGI
Example report: GIA
Example report: GCAL
Laser inscriptions
Pricing
Summary (3:54)
Quiz
Section 9: Other uses for diamond
Objectives - Section 12: Other uses of diamond
History
Desirable properties of diamond
Uses
Abrasives
Non-abrasives
NPD
Quiz
Section 10: Alternative carbon sources for diamond
Introduction: Alternative carbon sources
Memorial diamonds
Air diamonds
Final note
Online EXAM
Final test: Instructions
Final test
What next?
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