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  • A 1.19-carat heated Montana sapphire in blue-green hues is displayed on a textured grey surface with the Earth’s Treasury logo at the bottom.

    1.19-Carat Teal Blue-Aqua Particolored Montana Sapphire (Heated)

    $1,600.00

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    Add to cartDone
  • A 1.25-carat heated Montana sapphire with intricate facets rests on a textured metallic surface; the "EARTH'S TREASURY" logo is visible at the bottom.

    1.25-Carat Aqua Blue Montana Sapphire (Heated)

    $1,850.00

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    Add to cartDone
  • A 1.27-carat heated Montana sapphire, oval-cut and blue, is showcased on a light gray textured surface with the Earth’s Treasury logo at the bottom.

    1.27-Carat Peacock Blue Montana Sapphire (Heated)

    $1,700.00

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    Add to cartDone
  • A 1.28-carat heated Montana sapphire, cut in a faceted oval shape, is displayed on a light, textured surface with "EARTH'S TREASURY" at the bottom.

    1.28-Carat Rich Teal Montana Sapphire (Heated)

    $2,250.00

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    Add to cartDone
  • A 1.49-carat heated Montana sapphire, oval-shaped and faceted, sits on a textured gray surface with "EARTH'S TREASURY" displayed below.

    1.49-Carat Rich Teal Montana Sapphire (Heated)

    $2,950.00

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    Add to cartDone
  • A 1.62-carat faceted blue Montana Sapphire (Heated) is displayed on a textured grey surface with the "Earth's Treasury" logo at the bottom.

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

    $3,100.00

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    Add to cartDone
  • A 1.81-carat heated Montana sapphire, round brilliant-cut and blue, is shown on a textured gray surface with "EARTH'S TREASURY" displayed at the bottom.

    1.81-Carat Blue-Teal Particolored Montana Sapphire (Heated)

    $4,200.00

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    Add to cartDone
  • A 1.25-carat heated Montana sapphire, round brilliant-cut, is displayed on a textured gray surface with "EARTH'S TREASURY" at the bottom.

    1.25-Carat Medium Blue Montana Sapphire (Heated)

    $3,500.00

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    Add to cartDone
  • A 1.24-carat heated Montana sapphire with a faceted orange hue rests on a textured gray surface, with "EARTH'S TREASURY" visible at the bottom.

    1.24-Carat Golden Orange Montana Sapphire (Heated)

    $1,850.00

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    Add to cartDone
  • A 1.32-carat heated Montana sapphire with a round brilliant cut and blue-green hue rests on a textured gray surface, with "EARTH'S TREASURY" at the bottom.

    1.32-Carat Steely Blue to Purple Color Change Montana Sapphire (Heated)

    $2,250.00

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    Add to cartDone
  • A 1.72-carat heated Montana sapphire, round and faceted, is showcased on a textured metallic surface with the “Earth’s Treasury” logo and text at the bottom.

    1.72-Carat Deep Blue to Purple Color Change Montana Sapphire (Heated)

    $3,300.00

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    Add to cartDone
  • A 1.53-carat heated Montana sapphire with a deep blue hue is shown on a textured gray surface, featuring the text "EARTH'S TREASURY" at the bottom.

    1.53-Carat Deep Steely Blue to Purple Color Change Montana Sapphire (Heated)

    $3,050.00

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    Add to cartDone
  • A 1.03-carat, round brilliant-cut Montana sapphire (heated) is displayed on a textured gray surface with “Earth’s Treasury” at the bottom.

    1.03-Carat Pale Aqua Montana Sapphire (Heated)

    $1,800.00

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    Add to cartDone
  • A round brilliant-cut 0.79-carat heated Montana sapphire is shown on a light textured surface with "Earth's Treasury" at the bottom.

    0.79-Carat Steely Blue Montana Sapphire (Heated)

    $800.00

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    Add to cartDone
  • A 1.18-carat heated Montana sapphire with a peachy-pink hue is shown on a textured metallic surface, featuring "EARTH'S TREASURY" at the bottom.

    1.18-Carat Pale Violet-Orange Particolored Montana Sapphire (Heated)

    $1,800.00

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    Add to cartDone
  • A 1.29-carat heated Montana Sapphire, round and faceted, rests on a textured gray surface with "Earth's Treasury" below it.

    1.29-Carat Teal Blue Montana Sapphire (Heated)

    $2,300.00

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    Add to cartDone
  • 1.30-carat heated Montana sapphire, round brilliant-cut, showcased on a textured gray surface with "EARTH'S TREASURY" text at the bottom.

    1.30-Carat Teal Blue Montana Sapphire (Heated)

    $2,600.00

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    Add to cartDone
  • A 1.64-carat heated Montana sapphire, round brilliant-cut and blue in color, is shown on a gray textured surface with "EARTH'S TREASURY" written below.

    1.64-Carat Pale Sky Blue Montana Sapphire (Heated)

    $3,700.00

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    Add to cartDone
  • A round, deep blue-green 1.42-carat Montana Sapphire (Heated) is displayed on a textured light surface with "EARTH'S TREASURY" below.

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

    $2,550.00

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    Add to cartDone
  • 1.78-Carat Montana Sapphire (Heated), round brilliant-cut, displayed on a textured gray surface with the "Earth's Treasury" logo and text beneath the stone.

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

    $3,050.00

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    Add to cartDone
  • A 2.19-carat heated Montana sapphire, round brilliant cut, is displayed on a textured gray surface with "EARTH'S TREASURY" text at the bottom.

    2.19-Carat Medium Blue Montana Sapphire (Heated)

    $6,150.00

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    Add to cartDone
  • A cushion-cut 1.05-carat heated Montana sapphire in pale blue-green rests on a textured light gray surface featuring the "Earth's Treasury" logo at the bottom.

    1.05-Carat Pale Aqua-Teal Particolored Montana Sapphire (Heated)

    $1,850.00

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    Add to cartDone
  • A 1.46-carat heated Montana sapphire with a yellow-green gradient, cushion-cut and displayed on a textured surface, features "Earth's Treasury" branding at the bottom.

    1.46-Carat Gold-Mint Particolored Montana Sapphire (Heated)

    $1,850.00

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    Add to cartDone
  • A 1.53-carat heated Montana sapphire with an octagonal shape is displayed on a light textured surface, with the text "EARTH'S TREASURY" below.

    1.53-Carat Deep Peacock Blue Montana Sapphire (Heated)

    $3,050.00

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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.