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  • 0.93-Carat Teal Blue Montana Sapphire (Heated)

    0.93-Carat Teal Blue Montana Sapphire (Heated)

    $990.00

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    Add to cartDone
  • 1.44-Carat Light Aqua Montana Sapphire (Heated)

    1.44-Carat Light Aqua Montana Sapphire (Heated)

    $1,700.00

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

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

    $2,500.00

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    Add to cartDone
  • 1.50-Carat Sky Blue Ceylon Sapphire

    1.50-Carat Sky Blue Ceylon Sapphire

    $3,500.00

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

    0.80-Carat Sky Blue Montana Sapphire (Heated)

    $800.00

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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
  • 1.09-Carat Pale Yellow Sapphire

    1.09-Carat Pale Yellow Sapphire

    $1,450.00

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    Add to cartDone
  • 1.48-Carat Rich Sky Blue Ceylon Sapphire

    1.48-Carat Rich Sky Blue Ceylon Sapphire

    $2,600.00

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    Add to cartDone
  • 1.30-Carat Sky Blue Ceylon Sapphire

    1.30-Carat Sky Blue Ceylon Sapphire

    $2,300.00

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    Add to cartDone
  • A faceted 1.70-carat heat-treated ruby displayed against a textured background with the text "Earth's Treasury" at the bottom.

    1.70-Carat Ruby (Heated)

    $6,800.00

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    Add to cartDone
  • 1.44-Carat Rich Cornflower Blue Ceylon Sapphire (Heated)

    1.44-Carat Rich Cornflower Blue Ceylon Sapphire (Heated)

    $2,900.00

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    Add to cartDone
  • 1.40-Carat Violet-Blue Ceylon Sapphire (Heated)

    1.40-Carat Violet-Blue Ceylon Sapphire (Heated)

    $3,200.00

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

    0.91-Carat Teal Blue Montana Sapphire (Heated)

    $1,150.00

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    Add to cartDone
  • 1.37-Carat Pale Pink Montana Sapphire

    1.37-Carat Pale Pink Montana Sapphire

    $1,900.00

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

    1.43-Carat Deep Blue Montana Sapphire (Heated)

    $2,400.00

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    Add to cartDone
  • A 1.41-carat teal blue Montana sapphire (heated) with striking facets sits on a textured metallic surface, with the Earth's Treasury logo below.

    1.41-Carat Teal Blue Montana Sapphire (Heated)

    $1,950.00

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    Add to cartDone
  • 1.24-Carat Yellow-Green Particolored Australian Sapphire (Heated)

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

    $1,200.00

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    Add to cartDone
  • 1.16-Carat Aqua Blue Montana Sapphire (Heated)

    1.16-Carat Aqua Blue Montana Sapphire (Heated)

    $1,700.00

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    Add to cartDone
  • A 1.43-carat orange-colorless particolored Montana Sapphire (heated) rests on a textured metallic surface, with the "Earth's Treasury" logo and text below.

    1.43-Carat Orange-Colorless Particolored Montana Sapphire (Heated)

    $2,500.00

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    Add to cartDone
  • A 1.39-carat yellow-colorless particolored Montana Sapphire (heated) is displayed on a textured gray surface, with "EARTH'S TREASURY" text and logo below.

    1.39-Carat Yellow-Colorless Particolored Montana Sapphire (Heated)

    $1,950.00

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

    1.39-Carat Steely Blue-Violet Particolored Montana Sapphire (Heated)

    $1,300.00

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

    1.40-Carat Sky Blue Montana Sapphire (Heated)

    $1,900.00

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    Add to cartDone
  • A 1.35-carat mint garnet, cut in a square shape and featuring a pale green hue, is displayed on a textured surface with the words "Earth's Treasury" visible beneath it.

    1.35-Carat Pale Green Merelani Mint Garnet

    $675.00

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    Add to cartDone
  • A round, faceted 1.42-Carat Peacock Blue Montana Sapphire (Heated) rests on a textured surface with "EARTH'S TREASURY" and a small geometric logo below.

    1.42-Carat Peacock Blue Montana Sapphire (Heated)

    $2,900.00

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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.