500 Ct Natural Untreated Brown Sapphire Faceted Huge Madagascar Loose Gemstone

~ Genuine Untreated Sapphire Gemstone ~. Untreated Sapphire. Sapphire is a precious gemstone, a variety of the mineral corundum. Natural Sapphire. 100% Natural and Earth mined Rare Unheated Sapphire. Weight : 500 Carat.

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