Presidium Instruments Gem Tester II (PGT II) with Assisted Thermal Calibration (ATC) for Identifying Diamonds/Moissanites and Common Colored Gemstones
1:13
Presidium Instruments Gem Tester II (PGT II) with Assisted Thermal Cal…
4 viewsJul 9, 2007
amazon.com
Refractive Index Meter II
Refractive Index Meter II
Feb 15, 2022
presidium.com.sg
Presidium Gem Tester II
Presidium Gem Tester II
9.6K viewsMar 4, 2020
sunlin-group.com
Presidium Gem Tester II Review and how to use it testing stones at home
11:51
Presidium Gem Tester II Review and how to use it testing stones at home
17.3K viewsJan 30, 2020
YouTubeYour Review Channel
Product Review Presidium Gem Tester 2, Testing Precious Stones
20:06
Product Review Presidium Gem Tester 2, Testing Precious Stones
18.7K viewsAug 21, 2020
YouTubeAntiquesArena
Gem Tester II
Gem Tester II
399 viewsFeb 15, 2022
presidium.com.sg
Presidium Gem Tester II (PGT II) - Functionality Check
0:34
Presidium Gem Tester II (PGT II) - Functionality Check
2.7K viewsSep 7, 2020
YouTubePresidium Instruments
0:59
Watch Presidium Gem Tester II on Amazon Live
Jun 11, 2023
@amazonYour Review Channel
18:24
Watch Presidium Gem Tester II ﹙PGT II﹚ - Testing Emerald, Dia…
Nov 27, 2018
@amazonTexas Gal Treasures
2:45
testing if a “gemstone” is REAL (presidium gem tester 2) review
20K viewsJan 5, 2023
YouTubeLive Free
0:43
PRIM II Presidium Refractive Index Meter II Digital Refractometer Soft…
4.4K viewsOct 5, 2013
YouTubegoldendailydeals
13:14
Let's Test Gemstones! Presidium Gem Tester II (PGT II) - Testing Em…
25.3K viewsJul 17, 2019
YouTubeTexas Gal Treasures
1:05
Presidium Gem Indicator (PGI) Performing a Test and Reading Re…
9.2K viewsApr 21, 2021
YouTubePresidium Instruments
1:57
Presidium Electronic Refractive Index Meter II
238 viewsJul 1, 2023
YouTubeDan Foryszewski
2:19
How to Calibrate Presidium Gem Tester II (PGT II) Tutorial
5.3K viewsSep 17, 2021
YouTubeMiriBeau101
1:08
Conducting Optical Test on Gemstones Using Presidium Duo …
15.5K viewsJun 1, 2011
YouTubePresidium Instruments
2:46
How To Identify a Gemstone using a refractometer
37K viewsJun 23, 2022
YouTubeDF HOMSY DIAMONDS
2:03
Presidium Gem Tester II
54 views11 months ago
YouTubeSachitools.com- Gemological Instruments
7:17
How to used presidium Gemstone Indicator
12.9K viewsSep 10, 2016
YouTubeSun Lin
15:57
Presidium Gem Tester II (PGT II) Testing Diamond, Sapphire, Ruby…
18.2K viewsApr 13, 2022
YouTubeTexas Gal Treasures
7:03
How to Calibrate Presidium Gem Tester ii (PGT II) | Calibration Repa…
10.3K viewsJul 22, 2019
YouTubeTexas Gal Treasures
1:41
How to Perform a Test Using the Presidium Gem Indicator (PGI)
40.8K viewsJan 30, 2015
YouTubePresidium Instruments
RT-100 PRISM Inline Refractometer
Apr 15, 2024
pyxis-lab.com
15:30
To find refractive index of prism using spectrometer|| B.Sc. 2 || Ref…
73K viewsNov 19, 2020
YouTubePhysica Tube
6:05
Presidium Multi Tester III and Synthetic Diamond Screener II
18.5K viewsMar 18, 2021
YouTubePresidium Instruments
1:50
How It Works: Presidium Synthetic Diamond Screener II
24.1K viewsSep 13, 2018
YouTubeStuller, Inc.
21:56
Refractive Index Lab: Abbe refractometer and Becke line meth…
1.8K viewsDec 2, 2020
YouTubeAW 314
7:37
Refractive Index of Prism | Full Experiment & Practical File
324.6K viewsSep 18, 2020
YouTubeAll Lab Experiments
12:13
Refractive Index of a Prism | B Tech. Physics Lab | NITJ
4.4K viewsNov 2, 2020
YouTubePhysical Science Society NITJ
2:58
How to Calibrate Presidium Gem Tester ii (PGT II) | Calibration Repa…
5.9K viewsApr 13, 2022
YouTubeTexas Gal Treasures
See more videos
Static thumbnail place holder