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  • A 0.90-carat faceted, round sapphire in a rich yellow hue rests on a textured gray surface, with "Earth's Treasury" displayed below.

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

    $850.00

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  • 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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  • 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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  • 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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  • A faceted, round-cut 1.08-carat Montana Sapphire (heated) gemstone on a textured surface with the "Earth's Treasury" logo below.

    1.08-Carat Light Yellow Particolored Montana Sapphire (Heated)

    $1,500.00

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  • Close-up image of a round-cut blue 1.17-carat heated Montana sapphire displayed on a textured metallic surface. Text reads "Earth's Treasury" at the bottom.

    1.17-Carat Aqua-Yellow Particolored Montana Sapphire (Heated)

    $1,750.00

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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 1.29-carat Montana sapphire (heated) displayed on a textured surface.

    1.29-Carat Peacock Blue Montana Sapphire (Heated)

    $1,950.00

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  • 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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  • 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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  • 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
  • 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
  • 1.12-Carat Teal Blue Montana Sapphire (Heated)

    1.12-Carat Teal Blue Montana Sapphire (Heated)

    $1,650.00

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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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  • 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
  • 0.84-Carat Orange Montana Sapphire (Heated)

    0.84-Carat Orange Montana Sapphire (Heated)

    $700.00

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    Add to cartDone
  • 0.95-Carat Yellow Montana Sapphire (Heated)

    0.95-Carat Yellow Montana Sapphire (Heated)

    $900.00

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

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

    $1,550.00

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    Add to cartDone
  • A faceted 1.79-carat teal blue Montana sapphire with intricate cuts displayed on a textured, grayish surface. The gem exhibits a mix of dark and light teal blue hues, and the background features a subtle geometric design. "Earth's Treasury" is written at the bottom of the image.

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

    $1,750.00

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    Add to cartDone
  • A faceted, teal-blue 1.79-carat Montana sapphire gemstone (heated) rests on a textured gray background. The gemstone is intricately cut with numerous facets, forming a geometric pattern and reflecting light. The text "EARTH'S TREASURY" appears at the bottom of the image.

    1.54-Carat Teal Montana Sapphire (Heated)

    $3,400.00

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

    1.32-Carat Teal Blue Montana Sapphire (Heated)

    $2,500.00

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    Add to cartDone
  • A 1.15-carat heated Montana sapphire with intricate facets lies on a textured surface, showcasing a sparkling pattern.

    1.15-Carat Teal Blue Montana Sapphire (Heated)

    $1,700.00

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

    1.31-Carat Rich Sky Blue Montana Sapphire (Heated)

    $2,600.00

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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.