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Obsession
- Educational Video Library, your ultimate destination for gemmological expertise!
Ian Barnard - How to choose a Microscope for Diamond Setting or Engraving
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04:09
Blue nuance in HPHT laboratory-grown diamonds - How to spot!
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04:04
"Green nuance" in HPHT laboratory-grown diamond
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06:00
How to identify NATURAL diamonds - Testing diamond type
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09:33
Why you should not call laboratory-grown diamonds "real" diamonds.
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04:49
Largest CVD laboratory-grown diamond in 2022!
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03:46
BIG laboratory-grown diamond crystals - RECORD BREAKING SIZE
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Webinars
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06:53
Testing the OTi Diamond Screener by Presidium!
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08:54
Laboratory-grown diamonds v. Multitester. Unexpected results! Testing diamonds
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11:56
How to test for laboratory-grown diamonds with the Synthetic Diamond Screener II (SDS II) - REVIEW
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09:20
Testing fluorescence in laboratory-grown diamonds with the Jewellery Inspector by Gemetrix - REVIEW
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09:36
Testing for laboratory-grown diamonds with the ARi by Presidium - REVIEW
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02:48
Testing magnetism in laboratory-grown diamonds!
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02:30
Screening melee for laboratory-grown diamonds using magnetism
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06:00
How to identify NATURAL diamonds - Testing diamond type
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41:33
Are diamonds really forever? Webinar
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15:53
Diamonds made from coal | Myth buster
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06:53
Testing the OTi Diamond Screener by Presidium!
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08:54
Laboratory-grown diamonds v. Multitester. Unexpected results! Testing diamonds
Play Video
Play Video
11:56
How to test for laboratory-grown diamonds with the Synthetic Diamond Screener II (SDS II) - REVIEW
Play Video
Play Video
09:20
Testing fluorescence in laboratory-grown diamonds with the Jewellery Inspector by Gemetrix - REVIEW
Play Video
Play Video
09:36
Testing for laboratory-grown diamonds with the ARi by Presidium - REVIEW
Play Video
Play Video
02:48
Testing magnetism in laboratory-grown diamonds!
Play Video
Play Video
02:30
Screening melee for laboratory-grown diamonds using magnetism
Play Video
Play Video
06:00
How to identify NATURAL diamonds - Testing diamond type
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