2.80

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  • A 2.80-carat heated Montana sapphire, round brilliant-cut in blue-green, is displayed on a textured light surface with "EARTH'S TREASURY" at the bottom.

    2.80-Carat Teal Montana Sapphire (Heated)

    $5,050.00

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  • A 2.80-carat heated Montana sapphire, rectangular and faceted, rests on a light textured surface with "Earth's Treasury" and logo below.

    2.80-Carat Blue-Aqua Particolored Montana Sapphire (Heated)

    $8,350.00

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  • A 2.80-carat, oval-cut Tanga garnet in vivid pink is showcased on a textured surface, with the "Earth's Treasury" logo at the bottom of the image.

    2.80-Carat Magenta Pink Garnet

    $1,400.00

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  • A 2.80-carat cushion-cut dark blue spinel is shown on a light gray textured surface, with the "Earth's Treasury" logo and text at the bottom.

    2.80-Carat Deep Blue Spinel

    $4,900.00

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  • 2.80-Carat Greenish Yellow California Tourmaline

    2.80-Carat Greenish Yellow California Tourmaline

    $840.00

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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.