Blue

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  • A 1.13-carat heated Montana sapphire with a cushion cut rests on a textured surface.

    1.13-Carat Rich Blue Montana Sapphire (Heated)

    $1,700.00

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    Add to cartDone
  • A 1.18-carat, round-cut Montana Sapphire (heated) in a light blue hue is displayed on a textured surface, with the logo "Earth's Treasury" beneath it.

    1.18-Carat Sky Blue Montana Sapphire (Heated)

    $1,750.00

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    Add to cartDone
  • A 1.03-carat Montana sapphire, heated and pear-shaped, rests on a textured surface.

    1.03-Carat Sky Blue Montana Sapphire (Heated)

    $1,550.00

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    Add to cartDone
  • A rectangular faceted-cut blue gemstone, identified as a 0.81-carat Montana Sapphire (Heated), is showcased on a textured surface with the Earth's Treasury logo visible below.

    0.81-Carat Medium Blue Montana Sapphire (Heated)

    $800.00

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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
  • A faceted, pale blue gemstone is displayed against a textured gray background with "Earth's Treasury" written at the bottom, showcasing the 0.99-Carat Montana Sapphire (Heated).

    0.99-Carat Pale Sky Blue Montana Sapphire (Heated)

    $1,050.00

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    Add to cartDone
  • A sparkling blue 1.07-carat Montana sapphire (heated) displayed on a textured surface with the text "Earth's Treasury" below.

    1.07-Carat Medium Blue Montana Sapphire (Heated)

    $1,100.00

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    Add to cartDone
  • A 0.80-carat Montana sapphire with a heated, faceted round cut is displayed on a textured surface.

    0.80-Carat Light Sky Blue Montana Sapphire (Heated)

    $800.00

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    Add to cartDone
  • A round, faceted 0.81-carat Montana Sapphire with a blue hue is placed on a textured, light gray surface. The image features the text "Earth's Treasury" at the bottom.

    0.81-Carat Sky Blue Montana Sapphire (Heated)

    $800.00

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    Add to cartDone
  • A 0.91-carat Montana Sapphire (heated), featuring a round faceted cut and blue hue, is showcased on a textured gray surface with the text "Earth's Treasury" below.

    0.91-Carat Rich Blue Montana Sapphire (Heated)

    $1,050.00

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    Add to cartDone
  • A 0.92-carat Montana Sapphire, heated and faceted in blue, displayed on a textured surface with the "Earth's Treasury" logo at the bottom.

    0.92-Carat Medium Blue Montana Sapphire (Heated)

    $1,050.00

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    Add to cartDone
  • A 1.05-carat Montana Sapphire (heated) with a faceted, oval cut and light blue hue is placed on a textured surface.

    1.05-Carat Light Sky Blue Montana Sapphire (Heated)

    $1,800.00

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    Add to cartDone
  • A faceted blue gemstone displayed on a textured surface, with the product name "1.19-Carat Montana Sapphire (Heated)" at the bottom.

    1.19-Carat Light Sky Blue Montana Sapphire (Heated)

    $1,800.00

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    Add to cartDone
  • A round brilliant 1.21-carat Montana Sapphire gemstone, heated for enhanced quality, placed on a textured gray surface with the text "Earth's Treasury" beneath.

    1.21-Carat Medium Blue Montana Sapphire (Heated)

    $1,800.00

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    Add to cartDone
  • A faceted blue 1.45-carat Montana sapphire (heated) resting on a textured surface, with a logo reading "Earth's Treasury" at the bottom.

    1.45-Carat Medium Blue Montana Sapphire (Heated)

    $1,900.00

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    Add to cartDone
  • A close-up of a faceted pale violet-blue 2.48-Carat Ceylon Sapphire gemstone on a textured surface with the text "Earth's Treasury" at the bottom.

    1.36-Carat Pale Violet-Blue Ceylon Sapphire

    $2,700.00

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    Add to cartDone
  • A round, faceted 1.60-carat Montana Sapphire (Heated) with shades of blue sits on a textured surface, with "Earth's Treasury" written at the bottom in black text.

    1.60-Carat Steely Blue Montana Sapphire (Heated)

    $3,600.00

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    Add to cartDone
  • A round-cut blue-green Montana Sapphire gemstone, weighing 0.92 carats, is displayed on a textured surface. The bottom of the image features the logo and text "Earth's Treasury.

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

    $1,150.00

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    Add to cartDone
  • A 0.84-carat Montana Sapphire (Heated) with intricate facets is displayed on a textured surface, showcasing its steely blue hue. The text "EARTH'S TREASURY" is visible at the bottom.

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

    $850.00

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    Add to cartDone
  • A round, steely blue to purple faceted sapphire is displayed on a textured surface. The text below reads "EARTH'S TREASURY 2.14-Carat Montana Sapphire (Heated).

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

    $6,400.00

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    Add to cartDone
  • A round cut 1.21-carat Montana Sapphire (Heated) displayed on a textured surface with the text “EARTH’S TREASURY” at the bottom.

    1.21-Carat Steely Blue Montana Sapphire (Heated)

    $2,100.00

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

    1.06-Carat Medium Blue Montana Sapphire (Heated)

    $1,850.00

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    Add to cartDone
  • A 1.79-carat teal blue Montana sapphire (heated) is displayed against a textured gray background. The faceted gemstone, with its radiant cut, features intricate facets that catch and reflect light beautifully. The text "EARTH'S TREASURY" is written at the bottom in black.

    1.02-Carat Pale Sky Blue Montana Sapphire (Heated)

    $1,100.00

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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.