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  • A 2.36-carat blue sapphire with a step-cut design is displayed on a textured surface, featuring the "Earth's Treasury" logo and text at the bottom.

    2.36-Carat Sky Blue Madagascar Sapphire (Heated)

    $2,995.00

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  • 4.29-carat heated sapphire with round cut in blue-green, displayed on a textured gray surface, featuring the "Earth's Treasury" logo and text at the bottom.

    4.29-Carat Rich Bluish Green Madagascar Sapphire (Heated)

    $7,800.00

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  • A dazzling square-cut green gem, the 5.02-Carat Tsavorite Garnet, rests on a textured background with "Earth's Treasury" stylishly displayed beneath it.

    5.02-Carat Tsavorite Garnet

    $20,080.00

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  • 5.86-Carat Rich Blue Montana Sapphire (Heated)

    5.86-Carat Rich Blue Montana Sapphire (Heated)

    $29,300.00

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  • 6.51-Carat Deep Blue Tanzanite

    6.51-Carat Deep Blue Tanzanite

    $4,200.00

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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.