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  • A 1.85-carat Cornflower Blue Ceylon Sapphire rests on a textured surface, with the "Earth's Treasury" logo at the bottom.

    1.85-Carat Cornflower Blue Ceylon Sapphire

    $2,440.00

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  • A yellow Madagascar sapphire in our "Helena" oval design

    1.70-Carat Light Yellow Madagascar Sapphire

    $2,100.00

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  • 1.69-Carat Medium Blue Montana Sapphire (Heated)

    1.69-Carat Medium Blue Montana Sapphire (Heated)

    $2,600.00

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  • A 1.82-carat medium blue heated Montana Sapphire is showcased on a textured gray surface with "EARTH'S TREASURY" displayed at the bottom.

    1.82-Carat Medium Blue Montana Sapphire (Heated)

    $3,600.00

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  • A 1.60-carat deep blue-green heated Montana sapphire is shown on textured gray, with "EARTH'S TREASURY" and a hexagon logo below.

    1.60-Carat Midnight Blue-Green Montana Sapphire (Heated)

    $3,200.00

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  • A faceted ET1123 gemstone in purple rests on a textured gray surface.

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

    $1,100.00

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  • 2.16-carat hot pink spinel with facets, resting on a textured surface.

    2.16-Carat Bubblegum Pink Spinel

    $4,300.00

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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.