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  • A 1.27-carat heated teal blue Montana sapphire is showcased on a textured gray surface with the “Earth’s Treasury” logo and text at the bottom.

    1.27-Carat Teal Blue Montana Sapphire (Heated)

    $1,950.00

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  • A 1.92-carat Deep Blue Montana Sapphire (heated) with cushion cut and geometric facets rests on a textured metallic surface, with the Earth’s Treasury logo at the bottom of the image.

    1.92-Carat Deep Blue Montana Sapphire (Heated)

    $3,500.00

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

    0.89-Carat Medium Blue Montana Sapphire (Heated)

    $850.00

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

    0.93-Carat Rich Sky Blue Montana Sapphire (Heated)

    $900.00

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

    1.10-Carat Pale Yellow Montana Sapphire (Heated)

    $900.00

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    Add to cartDone
  • A 1.14-carat Medium Blue Montana Sapphire (Heated), round brilliant-cut, is shown on a textured gray surface with the "EARTH'S TREASURY" logo and text at the bottom.

    1.14-Carat Medium Blue Montana Sapphire (Heated)

    $1,700.00

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

    1.14-Carat Medium Blue Montana Sapphire (Heated)

    $1,700.00

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    Add to cartDone
  • A 2.06-carat deep blue heated Montana Sapphire, round brilliant-cut, is shown on a textured metallic surface with the "Earth's Treasury" logo and text at the bottom.

    2.06-Carat Deep Blue Montana Sapphire (Heated)

    $4,150.00

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    Add to cartDone
  • A pear-shaped gemstone in a rich blue hue set against a textured background. The text at the bottom reads "1.55-Carat Rich Blue Montana Sapphire (Heated) from Earth's Treasury.

    1.55-Carat Rich Blue Montana Sapphire (Heated)

    $2,700.00

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

    1.11-Carat Teal Blue Montana Sapphire (Heated)

    $1,900.00

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    Add to cartDone
  • A 1.69-carat medium blue Montana Sapphire (heated), round and faceted, is shown upright on a patterned metallic surface, with the "EARTH'S TREASURY" logo and text below it.

    1.69-Carat Medium Blue Montana Sapphire (Heated)

    $2,600.00

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

    1.21-Carat Teal Blue Montana Sapphire (Heated)

    $950.00

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    Add to cartDone
  • A 1.74-carat sky blue Montana Sapphire (heated), cut in a round brilliant style, is displayed on a textured surface with the text "Earth's Treasury" below it.

    1.74-Carat Sky Blue Montana Sapphire (Heated)

    $3,100.00

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    Add to cartDone
  • A 1.36-carat medium blue heated Montana Sapphire is shown on a textured silver-gray surface with "EARTH'S TREASURY" at the bottom.

    1.36-Carat Medium Blue Montana Sapphire (Heated)

    $1,950.00

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    Add to cartDone
  • 1.24-Carat Deep Golden Yellow Umba Sapphire

    1.24-Carat Deep Golden Yellow Umba Sapphire

    $800.00

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    Add to cartDone
  • 1.28-Carat Sky Blue Umba Sapphire

    1.28-Carat Sky Blue Umba Sapphire

    $1,200.00

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    Add to cartDone
  • 1.54-Carat Pale Violet Umba Sapphire

    1.54-Carat Pale Violet Umba Sapphire

    $1,500.00

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    Add to cartDone
  • 1.60-Carat Hazy Grayish Purple Umba Sapphire

    1.60-Carat Hazy Grayish Purple Umba Sapphire

    $950.00

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    Add to cartDone
  • An 8.75-carat, faceted round Montana Sapphire in teal and yellow rests on a textured surface, labeled "Earth's Treasury.

    8.76-Carat Green-Blue-Yellow Montana Sapphire (Heated)

    $17,500.00

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

    3.41-Carat Rich Peacock Blue Montana Sapphire (Heated)

    $11,900.00

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

    4.88-Carat Rich Blue-Green Montana Sapphire (Heated)

    $16,950.00

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    Add to cartDone
  • A 1.66-carat violet blue-purple color change Ceylon sapphire sits on a textured surface with "EARTH'S TREASURY" below.

    1.66-Carat Violet-Blue Ceylon Sapphire

    $2,800.00

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    Add to cartDone
  • 1.31-Carat Pale Gray Umba Sapphire

    1.31-Carat Pale Gray Umba Sapphire

    $1,300.00

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    Add to cartDone
  • A faceted 2.34-carat gemstone that shifts from pale gray-lavender to pink-purple rests on a textured metallic surface, with the text "Earth's Treasury" inscribed below it.

    2.34-Carat Pale Gray-Lavender to Pink-Purple Color Change Umba Sapphire

    $4,300.00

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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.