Troy Richardson

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  • A 1.23-Carat Light Violet-Blue Tanzanite (Heated) with a faceted hexagonal shape rests on a textured silver surface. The gemstone’s striking light violet-blue hues catch the light beautifully, while the "Earth's Treasury" logo appears at the bottom of the image.

    1.23-Carat Light Violet-Blue Tanzanite

    $750.00

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  • 2.65-Carat Rich Blue Tanzanite

    2.65-Carat Rich Violet-Blue Tanzanite

    $1,325.00

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  • A breathtaking 3.89-carat Medium Blue Tanzanite (Heated) gemstone with an irregular step-cut shape rests on a textured gray surface, with the text "Earth's Treasury" beneath it.

    3.89-Carat Violet-Blue Tanzanite Tanzanite

    $2,150.00

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  • 4.10-Carat Bright Blue Tanzanite

    4.10-Carat Bright Blue Tanzanite

    $2,475.00

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  • 4.15-Carat Violet Blue Tanzanite

    4.15-Carat Violet Blue Tanzanite

    $2,500.00

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  • A 4.85-carat Violet Blue Tanzanite (Heated) gemstone, rectangular and faceted, rests on a textured surface with the text “EARTH'S TREASURY” beneath it.

    4.85-Carat Violet Blue Tanzanite

    $2,925.00

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  • 4.98-Carat Purple-Blue Tanzanite

    4.98-Carat Purple-Blue Tanzanite

    $3,000.00

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  • 5.26-Carat Medium Blue Tanzanite

    5.26-Carat Medium Blue Tanzanite

    $3,200.00

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  • 6.63-Carat Deep Blue-Purple Tanzanite

    6.63-Carat Deep Blue-Purple Tanzanite

    $4,000.00

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  • A 2.08-carat medium blue tanzanite with intricate facets, set against a textured gray background. The text "Earth's Treasury" appears at the bottom.

    2.08-Carat Violet-Blue Tanzanite

    $950.00

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  • 4.55-Carat Rich Blue Tanzanite

    4.55-Carat Rich Violet-Blue Tanzanite

    $3,100.00

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  • 8.76-Carat Royal Blue Tanzanite

    8.76-Carat Royal Blue Tanzanite

    $7,000.00

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Natural Gemstone Jewelry & Loose Gemstones at Earth’s Treasury

At Earth’s Treasury, we make finding your color easy with one of the widest selections of ethically sourced gemstones available, from Montana sapphires and garnets to tourmaline and emeralds. Our team of talented designers and jewelers is dedicated to creating custom gemstone jewelry that’s as unique as your story. Whether you’re drawn to classic pieces or dream up a one-of-a-kind engagement ring, we’ll guide you every step of the way to ensure your jewelry feels personal, original, and entirely you.