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  • A 0.29-carat color-change garnet with a dark blue-gray hue rests on a textured metallic surface, with the text "EARTH'S TREASURY" visible at the bottom.

    0.29-Carat Steely Blue to Purple Color Change Garnet

    $250.00

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  • A round, faceted 0.26-carat Kornerupine gemstone rests on a textured, light surface with "EARTH'S TREASURY" displayed at the bottom.

    0.26-Carat Bright Green Kornerupine

    $125.00

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  • A round, faceted 0.37-carat Kornerupine gemstone is shown on a textured gray surface with "Earth's Treasury" below.

    0.37-Carat Bright Green Kornerupine

    $150.00

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  • A 0.76-carat heated Montana sapphire with radiant facets is displayed on a textured light surface, featuring the text "EARTH'S TREASURY" and a small hexagonal logo below.

    0.76-Carat Sky Blue Montana Sapphire (Heated)

    $800.00

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  • 0.70-Carat Yellow-Green Particolored Australian Sapphire (Heated)

    0.70-Carat Yellow-Green Particolored Australian Sapphire (Heated)

    $600.00

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  • A particolored Montana sapphire in a classic emerald cut

    0.63-Carat Aqua Blue Montana Sapphire (Heated)

    $625.00

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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.