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  • A 1.39-carat aqua blue Montana Sapphire (heated), round brilliant-cut, is displayed on a textured gray surface with "EARTH'S TREASURY" at the bottom.

    1.39-Carat Aqua Blue Montana Sapphire (Heated)

    $2,700.00

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    Add to cartDone
  • A 1.03-carat Sky Blue Montana Sapphire (heated) with a cushion cut and starburst pattern rests on a textured gray surface, with the Earth's Treasury logo visible at the bottom.

    1.03-Carat Sky Blue Montana Sapphire (Heated)

    $1,700.00

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    Add to cartDone
  • A 1.06-carat Teal Blue Montana Sapphire (heated), cushion-cut with intricate facets, sits on a textured gray surface. "EARTH'S TREASURY" is displayed at the bottom of the image.

    1.06-Carat Teal Blue Montana Sapphire (Heated)

    $1,700.00

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    Add to cartDone
  • A close-up photo of the polished, cushion-cut 4.23-Carat Pale Aqua Montana Sapphire, featuring a "Earth's Treasury" logo at the bottom center. The gem exhibits a stunning array of sparkling facets against a textured surface background.

    4.23-Carat Pale Aqua Montana Sapphire

    $17,950.00

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  • 0.87-Carat Pale Aqua Montana Sapphire (Heated)

    0.87-Carat Pale Aqua Montana Sapphire (Heated)

    $850.00

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    Add to cartDone
  • 0.89-Carat Medium Blue Montana Sapphire (Heated)

    0.89-Carat Medium Blue Montana Sapphire (Heated)

    $890.00

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

    0.91-Carat Rich Sky Blue Montana Sapphire (Heated)

    $900.00

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    Add to cartDone
  • A 1.30-carat Medium Blue Montana Sapphire (Heated), round brilliant-cut, is displayed on a textured gray surface with the Earth’s Treasury logo beneath it.

    1.30-Carat Medium Blue Montana Sapphire (Heated)

    $2,850.00

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    Add to cartDone
  • A 1.30-carat Teal Blue Montana Sapphire (heated), round and faceted, rests on a textured gray surface with "EARTH'S TREASURY" displayed at the bottom of the image.

    1.30-Carat Teal Blue Montana Sapphire (Heated)

    $2,500.00

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    Add to cartDone
  • 1.37-Carat Sky Blue Montana Sapphire (Heated) in a round brilliant cut, displayed on a metallic textured surface with the "Earth's Treasury" logo and text below the gemstone.

    1.37-Carat Sky Blue Montana Sapphire (Heated)

    $2,500.00

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    Add to cartDone
  • A 1.76-carat deep blue Montana Sapphire (heated), round and faceted, rests on a textured grey surface with the "EARTH'S TREASURY" logo and text below.

    1.76-Carat Deep Blue Montana Sapphire (Heated)

    $4,360.00

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    Add to cartDone
  • A 1.50-carat Rich Teal Montana Sapphire (Heated), round and faceted, is displayed on a textured gray surface with "EARTH'S TREASURY" and a logo at the bottom.

    1.50-Carat Teal Blue Montana Sapphire (Heated)

    $2,900.00

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    Add to cartDone
  • A 1.29-carat orange-yellow particolored heated Montana sapphire is displayed on a textured metallic surface with "EARTH'S TREASURY" at the bottom.

    1.29-Carat Orange-Yellow Particolored Montana Sapphire (Heated)

    $1,950.00

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    Add to cartDone
  • 1.58-Carat Dusky Magenta Pink Umba Sapphire

    1.58-Carat Dusky Magenta Pink Umba Sapphire

    $1,400.00

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

    5.86-Carat Rich Blue Montana Sapphire (Heated)

    $29,300.00

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    Add to cartDone
  • 4.53-Carat Sky Blue Ceylon Sapphire (Heated)

    4.53-Carat Sky Blue Ceylon Sapphire (Heated)

    $17,000.00

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    Add to cartDone
  • 1.54-Carat Midnight Blue Nigerian Sapphire (Heated)

    1.54-Carat Midnight Blue Nigerian Sapphire (Heated)

    $1,500.00

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    Add to cartDone
  • A 1.37-carat Sky Blue Montana Sapphire (heated), round brilliant-cut, is displayed on a textured gray surface with "EARTH'S TREASURY" and a logo at the bottom.

    1.37-Carat Sky Blue Montana Sapphire (Heated)

    $2,400.00

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    Add to cartDone
  • 1.82-Carat Gray-Aqua Montana Sapphire (Heated)

    1.82-Carat Gray-Aqua Montana Sapphire (Heated)

    $4,550.00

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    Add to cartDone
  • 2.09-Carat Deep Blue-Green Montana Sapphire (Heated)

    2.09-Carat Deep Blue-Green Montana Sapphire (Heated)

    $3,100.00

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    Add to cartDone
  • 0.70-Carat Colorless Montana Sapphire (Heated)

    0.70-Carat Colorless Montana Sapphire (Heated)

    $750.00

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    Add to cartDone
  • 1.23-Carat Bright Yellow Montana Sapphire

    1.23-Carat Bright Yellow Montana Sapphire

    $1,500.00

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    Add to cartDone
  • 0.89-Carat Medium Blue Montana Sapphire

    0.89-Carat Medium Blue Montana Sapphire

    $1,100.00

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    Add to cartDone
  • 0.90-Carat Light Blue Montana Sapphire

    0.90-Carat Light Blue Montana Sapphire

    $1,250.00

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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.