0.88

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  • A 0.88-carat Montana sapphire with rectangular facets and light green-yellow hues rests on a textured gray surface, with the "Earth’s Treasury" logo and text below.

    0.88-Carat Mint Green Montana Sapphire

    $950.00

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  • A faceted 0.88-carat heated Montana sapphire rests on a light-textured surface, with "EARTH'S TREASURY" and logo displayed at the bottom.

    0.88-Carat Teal Blue Montana Sapphire (Heated)

    $900.00

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  • A 0.88-carat Tanga Garnet, faceted in an oval cut and displaying a pink hue, rests on a textured metallic surface with "Earth's Treasury" at the bottom.

    0.88-Carat Bubblegum Pink Garnet

    $500.00

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  • 0.88-Carat Montana Sapphire (Heated), round brilliant-cut, blue gemstone displayed on a textured gray surface with "Earth’s Treasury" logo at the bottom.

    0.88-Carat Teal Blue Montana Sapphire (Heated)

    $900.00

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  • 0.88-Carat Aqua Blue Montana Sapphire (Heated)

    0.88-Carat Aqua Blue Montana Sapphire (Heated)

    $880.00

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  • 0.88-Carat Rich Blue Montana Sapphire (Heated)

    0.88-Carat Rich Blue Montana Sapphire (Heated)

    $970.00

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  • A 2.14-carat Robin's Egg Blue Montana Sapphire (heated) rests on a textured, gray background. The gemstone displays a brilliant mix of light blue hues and intricate facets, capturing light beautifully. The logo "Earth's Treasury" is positioned below the sapphire.

    0.88-Carat Light Aqua Blue Montana Sapphire (Heated)

    $750.00

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  • 0.88-Carat Light Yellow Montana Sapphire

    0.88-Carat Light Yellow Montana Sapphire

    $800.00

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  • A faceted 0.88-carat teal blue Australian sapphire rests on a textured gray surface. The gem catches the light, displaying intricate cuts and reflecting shades of blue and green. "Earth's Treasury" is written below the gem.

    0.88-Carat Teal Blue Australian Sapphire (Heated)

    $850.00

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  • 0.88-Carat Medium Blue Montana Sapphire (Heated)

    0.88-Carat Medium Blue Montana Sapphire (Heated)

    $700.00

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

    0.88-Carat Violet Purple Montana Sapphire (Heated)

    $800.00

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    Add to cartDone
  • A blue Montana sapphire in our "Testudo" oval design

    0.88-Carat Medium Blue Montana Sapphire (Heated)

    $900.00

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    Add to cartDone
  • 0.88-Carat Pale Sky Blue Montana Sapphire (Heated)

    0.88-Carat Pale Sky Blue Montana Sapphire (Heated)

    $650.00

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    Add to cartDone
  • 0.88-Carat Rich Blue Montana Sapphire (Heated)

    0.88-Carat Rich Blue Montana Sapphire (Heated)

    $800.00

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    Add to cartDone
  • 0.88-Carat Teal Blue Montana Sapphire (Heated)

    0.88-Carat Teal Blue Montana Sapphire (Heated)

    $900.00

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    Add to cartDone
  • 0.88-Carat Teal Blue Montana Sapphire (Heated)

    0.88-Carat Teal Blue Montana Sapphire (Heated)

    $850.00

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    Add to cartDone
  • 0.88-Carat Pale Aqua-Gray Montana Sapphire

    0.88-Carat Pale Aqua-Gray Montana Sapphire

    $850.00

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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.