Gem A

7:09

Gem-A education: How to use the polariscope
Gem-A
31K views
1:11:32

Gem-A Live: Understanding Gemstone Species and Varieties
Gem-A
277K views
1:12:38

Gem-A Live: Composite Gemstones
Gem-A
30K views
1:12:00

Gem-A Live: Man-made Stones Explained
Gem-A
44K views
6:18

Gem-A Graduates
Gem-A
3.8K views
1:11:00

Gem-A Live: Fluorescence
Gem-A
26K views
51:31

Gem-A Live: Introduction to Diamonds
Gem-A
28K views
1:26

Welcome to GemIntro, Gem-A's online entry-level qualification
Gem-A
4.2K views
5:51

The Most Essential Gem Tools You Should Own
Gemstones
90K views
9:48

Gem-A Education: How to use the refractometer
Gem-A
30K views
46:00

Tourmaline as a Gemstone
Gem-A
6.9K views
1:04:08

Gem-A Live: Fracture Filling in Gemstones
Gem-A
11K views
53:17

Gem-A Live: Flux-healed Ruby
Gem-A
25K views
3:16

Gem-A Conference 2018
Gem-A
1.7K views
4:36

Gem-A Conference 2023
Gem-A
750 views
1:09:39

Gem-A Live: Gems of the UK
Gem-A
30K views
11:46

How do you KNOW what a gem is? [Refractometer Tutorial]
Gemology for Schmucks
61K views
Today Top Searches
Categories
Recently Searched Keywords