How to identify Gemstones with the help of Specific Gravity | DU-GEMOLOGY
19:13
How to identify Gemstones with the help of Specific Gravity | DU-GEM…
60K viewsDec 18, 2020
YouTubeDu Gemology (Institute of Gemology & Laborat…
Gem Identification - Polariscope Basic Use
8:30
Gem Identification - Polariscope Basic Use
86K viewsMay 16, 2014
YouTubeAwaken Crystals
How to Identify Diamond | कैसे पहचाने आपके पास हीरा है या नहीं | DU-GEMOLOGY
13:44
How to Identify Diamond | कैसे पहचाने आपके पास हीरा है य…
6.1M viewsFeb 9, 2019
YouTubeDu Gemology (Institute of Gemology & Laborat…
GIA Gemological Laboratory by GIA
5:46
GIA Gemological Laboratory by GIA
150.8K viewsSep 16, 2015
YouTubeGIA (Gemological Institute of America)
Diamond Grading Essentials: ISG Journey Thru Gemology Online Classroom
41:44
Diamond Grading Essentials: ISG Journey Thru Gemology Online Cl…
8.4K viewsMar 15, 2023
YouTubeUnited States Gemological Institute
Gem Identification - Refractometer Basic Use
Gem Identification - Refractometer Basic Use
84.5K viewsMay 27, 2014
YouTubeAwaken Crystals
Sisk Gemology Reference: The Ultimate Guide to Gemstones
0:51
Sisk Gemology Reference: The Ultimate Guide to Gemstones
9.3K viewsJul 19, 2021
YouTubeJTV
4:20
How to Choose a Diamond: Four-Minute GIA Diamond Grading Guid…
1.4M viewsJul 21, 2014
YouTubeGIA (Gemological Institute of America)
18:51
How Gemstones Form From Sedimentary & Hydrothermal Proc…
22.2K viewsJun 11, 2023
YouTubeGEO GIRL
5:15
Easiest method to identify a Lab-Grown diamond | HPHT Grown Dia…
60.6K viewsApr 6, 2022
YouTubeDu Gemology (Institute of Gemology & Laborat…
17:44
How To ID Gemstones | Specific Gravity, Density & More!
74.9K viewsApr 19, 2022
YouTubeGemstones
5:20
How to Identify Gemstones
162.2K viewsOct 17, 2019
YouTubeGemstones
1:11:32
Gem-A Live: Understanding Gemstone Species and Varieties
293.8K viewsMay 21, 2020
YouTubeGem-A
Gemologist's Guide to Spectroscopes | Discover the Scie…
21.6K viewsJan 30, 2023
TikTokvitreoum
9:48
Gem-A Education: How to use the refractometer
33.7K viewsOct 29, 2020
YouTubeGem-A
0:47
Unlocking the Secrets of Gemstones: The Power of Specifi…
604 viewsNov 7, 2024
YouTubeBlossom Lab of Gemology
2:45
Mastering Gemology: The Complete Beginner's Guide to Gemstones #…
4.2K viewsJan 23, 2024
YouTubeRoots Rocks
7:13
How To Spot A Pearl | ID Gems Like A Pro
50.1K viewsJun 8, 2023
YouTubeGemstones
8:53
How to use the DICHROSCOPE to test gemstones for pleochroism
47.3K viewsJul 18, 2013
YouTubeJEWELLERYTRADE
6:49
Gemology Tools: Pleochroism & the Dichroscope
49.9K viewsApr 6, 2021
YouTubeGemstones
58:05
Laboratory-Grown Colored Gemstones: Crystal Growth Metho…
9.5K viewsNov 5, 2020
YouTubeGIA (Gemological Institute of America)
1:09:59
Microfeatures of Gems: Geologic Implications | GIA Knowledge Ses…
12.2K viewsMar 11, 2021
YouTubeGIA (Gemological Institute of America)
22:18
These Crystals can be Real Diamonds - See how to Identify
277.3K viewsJun 19, 2024
YouTubeCabo Da Nau GemStones
11:46
How do you KNOW what a gem is? [Refractometer Tutorial]
69.2K viewsMar 12, 2020
YouTubeGemology for Schmucks
7:09
Gem-A education: How to use the polariscope
35.3K viewsJul 31, 2020
YouTubeGem-A
8:25
How To Spot A Diamond - Tips & Tricks to Identify Gems
240.2K viewsApr 13, 2023
YouTubeGemstones
1:04:34
The Art of Photographing Minerals, Gemstones and Jewelry | GIA Kno…
21.2K viewsJul 23, 2020
YouTubeGIA (Gemological Institute of America)
4:17
Gemology Insights: Exploring Diamonds and Fine Jewelry
669 views4 months ago
TikTokashleyth0mps0n
10:34
Unboxing Tools for Identifying Gemstones
27.9K viewsDec 11, 2018
YouTubeGemstones
See more videos
Static thumbnail place holder