Скачать или смотреть How To Choose The Perfect Diamond

We spoke to Brian Driscoll, an instructor at the Gemological Institute of America, who explained the 4C's, the industry standard for the most important factors that contribute to a diamond's value.

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Produced by Alana Kakoyiannis. Additional Camera by Justin Gmoser.

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Music:
"Locally Sourced" by Jason Farnham
via The YouTube Audio Library

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