Diamond Specialist Certification Course
Summary of Diamond Properties
For this lesson, all that is required is for you to visit our gemstone encyclopedia article about Diamonds and briefly familiarize yourself with it and then you can mark this Lesson as complete.
International Gem Society
Become a Member
Never Stop Learning
When you join the IGS community, you get trusted diamond & gemstone information when you need it.
Get Gemology Insights
Get started with the International Gem Society’s free guide to gemstone identification. Join our weekly newsletter & get a free copy of the Gem ID Checklist!