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  • An aqua Montana sapphire in our "Serendipity" oval design

    1.03-Carat Aqua Blue Montana Sapphire (Heated)

    $1,250.00

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    Add to cartDone
  • A blue Montana sapphire in our "Serendipity" oval design

    0.94-Carat Medium Blue Montana Sapphire (Heated)

    $940.00

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    Add to cartDone
  • A blue-green Montana sapphire in our "Fourth of July" rectangle design

    1.08-Carat Blue-Teal Bicolored Montana Sapphire (Heated)

    $1,200.00

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    Add to cartDone
  • A color-change Montana sapphire in our "Serendipity" oval design

    1.08-Carat Gray to Purple Color Change Montana Sapphire (Heated)

    $1,900.00

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    Add to cartDone
  • A yellow Montana sapphire in our "Serendipity" oval design

    1.01-Carat Pale Yellow Montana Sapphire (Heated)

    $1,000.00

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

    1.29-Carat Medium Blue Montana Sapphire (Heated)

    $1,200.00

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    Add to cartDone
  • 1.29-Carat Deep Peacock Blue Montana Sapphire (Heated)

    1.29-Carat Deep Peacock Blue Montana Sapphire (Heated)

    $900.00

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    Add to cartDone
  • 1.11-Carat Near Colorless Montana Sapphire (Heated)

    1.11-Carat Near Colorless Montana Sapphire (Heated)

    $1,300.00

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    Add to cartDone
  • A 1.25-Carat Light Aqua Blue Montana Sapphire, trillion-cut and faceted, is displayed on a textured surface with the "Earth's Treasury" logo and text beneath it.

    1.25-Carat Light Aqua Blue Montana Sapphire

    $3,200.00

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    Add to cartDone
  • 1.29-Carat Sky Blue Montana Sapphire

    1.29-Carat Sky Blue Montana Sapphire

    $1,200.00

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    Add to cartDone
  • Close-up of a 1.32-carat faceted, rectangular ruby on a textured gray surface.

    1.32-Carat Ruby (Heated)

    $7,200.00

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    Add to cartDone
  • 1.99-Carat Peachy Pink Umba Sapphire

    1.99-Carat Peachy Pink Umba Sapphire

    $1,200.00

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

    1.07-Carat Blue-Green Montana Sapphire (Heated)

    $1,300.00

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    Add to cartDone
  • A 1.30-carat Teal Blue Montana Sapphire (heated), round and faceted, rests on a textured gray surface with "EARTH'S TREASURY" displayed at the bottom of the image.

    1.30-Carat Teal Blue Montana Sapphire (Heated)

    $2,500.00

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    Add to cartDone
  • 0.92-Carat Aqua Blue Umba Sapphire

    0.92-Carat Aqua Blue Umba Sapphire

    $700.00

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    Add to cartDone
  • A 1.24-carat pink Madagascar sapphire, cushion-cut and faceted, displayed on a textured gray surface with the brand name "EARTH'S TREASURY" at the bottom.

    0.98-Carat Hot Pink Madagascar Sapphire

    $980.00

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    Add to cartDone
  • The 1.08-Carat Hot Pink Madagascar Sapphire, in a cushion cut, beautifully rests on a textured gray surface.

    1.08-Carat Hot Pink Madagascar Sapphire

    $1,080.00

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    Add to cartDone
  • 1.09-Carat Steely Teal Songea Sapphire

    1.09-Carat Steely Teal Songea Sapphire

    $1,100.00

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

    1.04-Carat Medium Blue Montana Sapphire (Heated)

    $1,250.00

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

    1.26-Carat Rich Blue Montana Sapphire (Heated)

    $2,300.00

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    Add to cartDone
  • 1.17-Carat Gray to Violet Color Change Montana Sapphire (Heated)

    1.17-Carat Gray to Violet Color Change Montana Sapphire (Heated)

    $1,450.00

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    Add to cartDone
  • A 1.62-carat rich blue-green-yellow particolored Montana Sapphire (heated) with a square cushion cut rests on a textured gray surface. The "EARTH'S TREASURY" logo is visible at the bottom.

    1.62-Carat Rich Blue-Yellow Particolored Montana Sapphire

    $3,650.00

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

    1.27-Carat Peacock Blue Montana Sapphire (Heated)

    $1,250.00

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    Add to cartDone
  • A faceted, rectangular 0.91-carat Fancy Tanzanite gemstone displayed on a textured gray surface labeled "Earth's Treasury.

    0.91-Carat Unheated Tanzanite (Zoisite)

    $900.00

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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.