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Inside The Gem Trade: Pigeon’s Blood Ruby | In Search Of Precious Stones | Ep 2/4 | CNA Documentary

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Gem Collector - Mozambique

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Burma: Gem Adventure of a Lifetime

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Rubies from Montepuez, Mozambique

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The biggest ruby mine in the world in Montepuez, Mozambique - Drone footage from Cabo Delgado

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GRS Gemresearch Documentary: The Mozambique Ruby Collection - A Lifetime Experience

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Copper mines in Zambia - Straight through Africa | VPRO Documentary

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Hunting Down A Royal Blue Sapphire: Inside The Gem Trade | In Search Of Precious Stones | Ep 3/4