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  • 4.69-carat heated sapphire in round brilliant cut displayed on textured surface with "Earth's Treasury" logo beneath.

    4.69-Carat Spruce Green Madagascar Sapphire (Heated)

    $9,900.00

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  • A round, faceted 2.50-carat pastel pyrope garnet is displayed on a textured surface with "EARTH'S TREASURY" written below.

    2.50-Carat Magenta Purple to Hot Pink Color Change Pastel Pyrope Garnet

    $2,000.00

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  • A vivid, trilliant-cut 2.55-carat Umbalite Garnet rests on a textured gray surface with the "Earth's Treasury" logo beneath it.

    2.55-Carat Deep Magenta Pink Rhodolite Garnet

    $1,300.00

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  • A 2.82-carat Umbalite Garnet, round and faceted in deep pink, rests on a textured gray surface with "EARTH'S TREASURY" at the bottom.

    2.82-Carat Deep Magenta Pink Rhodolite Garnet

    $1,400.00

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  • 5.73-Carat Cornflower Blue Ceylon Sapphire (Heated)

    5.74-Carat Cornflower Blue Ceylon Sapphire (Heated)

    $19,500.00

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  • A 2.75-carat golden yellow Montana sapphire with a faceted surface set against a textured silver background, labeled "Earth's Treasury.

    2.75-Carat Golden Yellow Montana Sapphire (Heated)

    $7,200.00

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  • 3.92-Carat Cobalt Blue Tanzanite

    3.92-Carat Cobalt Blue Tanzanite

    $2,300.00

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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.