Introduction to Opals by SSEF

Learn all about opals. Their fascinating history, how they form, where they come from. Learn about all the different types of opals and famous opals in history. Take this course as an introduction to the wonderful world of opals.

Your Instructor

Swiss Gemmological Institute SSEF
Swiss Gemmological Institute SSEF

SSEF is a non-profit Swiss foundation whose aim it is to further the science of gemstone testing and gemmological training. We are one of the leading gem labs in the world and have scientifically tested many of the world's most prestigious gemstones.

Frequently Asked Questions

When does the course start and finish?
The course starts now and never ends! It is a completely self-paced online course - you decide when you start and when you finish.
How long do I have access to the course?
How does lifetime access sound? After enrolling, you have unlimited access to this course for as long as you like - across any and all devices you own.

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