The Professor looks at uncut diamonds of all shapes and sizes.
More links and info in full description ↓↓↓
Filmed at Alrosa's sorting facility in Moscow.
Our thanks also to the Russian Foundation for Basic Research.
Second diamond video coming soon (cutting and polishing).
See our gold bullion vault video: https://youtu.be/CTtf5s2HFkA
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With thanks to the Garfield Weston Foundation.
Periodic Videos films are by video journalist Brady Haran: http://www.bradyharan.com/
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