0.85

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  • A faceted, triangular 0.85-carat Spessartine Garnet rests on a textured metallic surface with "EARTH'S TREASURY" and a hexagon logo at the bottom.

    0.85-Carat Orange Spessartine Garnet

    $400.00

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  • A round, faceted 0.85-carat Maine Tourmaline in light teal is displayed on a textured, silvery background with the "Earth's Treasury" logo at the bottom.

    0.85-Carat Light Aqua Maine Tourmaline

    $350.00

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  • A 0.85-carat medium blue Montana sapphire, oval-shaped and faceted, rests on a textured gray surface. The gemstone showcases various shades of blue with intricate inner patterns. Below the stone, the text "Earth's Treasury" is visible.

    0.85-Carat Medium Blue Montana Sapphire (Heated)

    $800.00

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  • A blue Montana sapphire in our "Serendipity" oval design

    0.85-Carat Sky Blue Montana Sapphire (Heated)

    $850.00

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  • 0.85-Carat Aqua Blue Montana Sapphire (Heated)

    0.85-Carat Aqua Blue Montana Sapphire (Heated)

    $800.00

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  • 0.85-Carat Medium Blue Montana Sapphire (Heated)

    0.85-Carat Medium Blue Montana Sapphire (Heated)

    $800.00

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  • 0.85-Carat Light Aqua Montana Sapphire (Heated)

    0.85-Carat Light Aqua Montana Sapphire (Heated)

    $650.00

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  • 0.85-Carat Rich Sky Blue Montana Sapphire (Heated)

    0.85-Carat Rich Sky Blue Montana Sapphire (Heated)

    $700.00

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  • 0.85-Carat Medium Blue Montana Sapphire (Heated)

    0.85-Carat Medium Blue Montana Sapphire (Heated)

    $850.00

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  • 0.85-Carat Teal Blue Montana Sapphire (Heated)

    0.85-Carat Teal Blue Montana Sapphire (Heated)

    $850.00

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  • A blue-green Montana sapphire in a classic emerald cut

    0.85-Carat Teal Blue Montana Sapphire (Heated)

    $850.00

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  • A blue Umba sapphire in a classic diamond round brilliant design

    0.85-Carat Steely Blue Umba Sapphire

    $700.00

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  • A blue Montana sapphire in a classic diamond round brilliant design

    0.85-Carat Teal Blue Montana Sapphire (Heated)

    $850.00

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    Add to cartDone
  • 0.85-Carat Light Aqua Montana Sapphire

    0.85-Carat Light Aqua Montana Sapphire

    $800.00

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    Add to cartDone

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.