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  • A 2.33-Carat Montana Sapphire, rectangular and faceted in vibrant violet-blue, is displayed on a textured surface with "EARTH'S TREASURY" shown at the bottom.

    2.33-Carat Violet-Blue Montana Sapphire

    $8,850.00

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    Add to cartDone
  • A 1.19-carat Australian Sapphire (heated) with a rectangular, faceted form and blue-green hues sits on a textured surface.

    1.19-Carat Rich Teal Australian Sapphire (Heated)

    $2,100.00

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    Add to cartDone
  • Blue-green faceted 1.40-carat Australian Sapphire with a textured surface; text reads "Earth's Treasury.

    1.40-Carat Peacock-Teal Particolored Australian Sapphire (Heated)

    $2,100.00

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    Add to cartDone
  • A 1.84-carat Australian Sapphire (heated), sparkling with a rectangular green-yellow faceted surface, rests on a textured gray background.

    1.84-Carat Yellow-Green Particolored Australian Sapphire (Heated)

    $2,500.00

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    Add to cartDone
  • A 2.01-carat rectangular cut sapphire with a blue hue is shown on a textured surface, with the "Earth's Treasury" logo at the bottom.

    2.01-Carat Medium Blue Montana Sapphire (Heated)

    $6,600.00

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    Add to cartDone
  • A 0.90-carat Montana Sapphire, heated for enhanced color, sits on a textured surface with the "Earth's Treasury" logo at the bottom.

    0.90-Carat Medium Blue Montana Sapphire (Heated)

    $1,250.00

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    Add to cartDone
  • A faceted blue 1.24-carat Montana sapphire (heated) on a textured surface with the logo "Earth's Treasury" below it.

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

    $1,300.00

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

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

    $2,400.00

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    Add to cartDone
  • A 1.79-carat teal blue Montana sapphire, featuring a radiant cut style, is displayed against a textured background. The gemstone showcases deep blue and green hues with geometric facets. The text "EARTH'S TREASURY" is visible along the bottom edge of the image.

    1.14-Carat Peacock-Aqua Particolored Montana Sapphire (Heated)

    $2,000.00

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    Add to cartDone
  • A stunning 1.79-carat teal blue Montana sapphire with a radiant star-like pattern is showcased on a textured surface against a neutral background. The text at the bottom reads "EARTH'S TREASURY".

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

    $5,600.00

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    Add to cartDone
  • A dazzling, rectangular cushion-cut 1.79-carat Teal Blue Montana Sapphire (Heated) with intricate facets, displayed on a textured gray surface. The gem showcases a vibrant teal blue color with a radiant internal sparkle. Below the gem, the text "EARTH'S TREASURY" is visible.

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

    $1,700.00

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    Add to cartDone
  • A vibrant 1.79-carat teal blue Montana sapphire (heated) with a rectangular shape and intricate internal facets is displayed on a textured gray surface. The gemstone exhibits a blend of deep and light blue hues, and "Earth's Treasury" is written at the bottom of the image.

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

    $1,700.00

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    Add to cartDone
  • A 1.79-carat teal blue Montana sapphire, featuring a rectangular cut with facets that reflect various shades of blue, is set against a textured beige background. At the bottom, the text reads "EARTH'S TREASURY" alongside a small geometric logo.

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

    $6,750.00

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    Add to cartDone
  • 1.76-Carat Rich Blue-Teal Particolored Montana Sapphire (Heated)

    1.76-Carat Rich Blue-Teal Particolored Montana Sapphire (Heated)

    $3,350.00

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

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

    $1,750.00

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

    1.17-Carat Teal Blue Montana Sapphire (Heated)

    $1,200.00

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

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

    $1,600.00

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

    1.18-Carat Medium Blue Montana Sapphire (Heated)

    $1,250.00

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

    1.43-Carat Medium Blue Montana Sapphire (Heated)

    $1,700.00

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    Add to cartDone
  • 1.92-Carat Deep Blue-Green Australian Sapphire (Heated)

    1.92-Carat Deep Blue-Green Australian Sapphire (Heated)

    $3,700.00

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    Add to cartDone
  • 1.78-Carat Near Black Australian Sapphire (Heated)

    1.78-Carat Near Black Australian Sapphire (Heated)

    $1,900.00

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    Add to cartDone
  • A close-up image of a faceted 2.14-carat Robin's Egg Blue Montana sapphire gemstone resting against a textured grey background. The complex, symmetrical cuts of the gem create a sparkling effect. At the bottom center, the logo and text "EARTH'S TREASURY" is visible.

    1.68-Carat Rich Teal-Yellow Particolored Montana Sapphire (Heated)

    $3,200.00

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    Add to cartDone
  • A 2.14-carat Montana Sapphire (heated), featuring a rectangular, faceted blue gemstone, is placed on a textured surface. The bottom center displays the logo "Earth's Treasury.

    2.14-Carat Robin’s Egg Blue Montana Sapphire (Heated)

    $3,550.00

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    Add to cartDone
  • 0.92-Carat Pale Pink Montana Sapphire

    0.92-Carat Pale Pink Montana Sapphire

    $950.00

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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.