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  • A 1.45-carat golden yellow Montana sapphire (heated), oval-cut, showcased on a textured light surface with the “EARTH’S TREASURY” name and hexagon logo beneath.

    1.45-Carat Golden Yellow Montana Sapphire (Heated)

    $2,900.00

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  • A 1.49-carat, medium blue faceted Montana sapphire (heated) is positioned on a textured, light-colored surface with the Earth’s Treasury logo and text below.

    1.49-Carat Rich Sky Blue Montana Sapphire (Heated)

    $1,800.00

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  • A 1.52-carat rich mint green Montana sapphire (heated) rests on a textured metallic surface, with the text “Earth’s Treasury” below the stone.

    1.52-Carat Rich Mint Green Montana Sapphire (Heated)

    $3,350.00

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  • A 1.53-carat steely violet Montana sapphire (heated), oval-cut, is displayed on a textured metallic surface featuring the “Earth’s Treasury” name and logo below.

    1.53-Carat Steely Violet Montana Sapphire (Heated)

    $3,100.00

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  • A round, faceted 1.70-carat mint green Montana sapphire (heated) rests on a textured metallic surface. The logo and text “EARTH’S TREASURY” are at the bottom of the image.

    1.70-Carat Mint Green Montana Sapphire (Heated)

    $2,650.00

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  • A 2.54-carat midnight blue Montana sapphire (heated), cut in a faceted oval shape, rests on a textured light gray surface, with the “Earth’s Treasury” name and hexagon logo visible at the bottom of the image.

    2.54-Carat Near-Black Midnight Blue Montana Sapphire (Heated)

    $2,500.00

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  • A 0.97-carat golden yellow Montana sapphire (heated) with a cushion cut is displayed on a metallic textured surface, with the “Earth’s Treasury” logo and text at the bottom.

    0.97-Carat Golden Yellow Montana Sapphire (Heated)

    $975.00

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  • A 1.16-carat rich golden yellow Montana sapphire (heated) is displayed on a textured gray surface with the words “EARTH’S TREASURY” at the bottom.

    1.16-Carat Rich Golden Yellow Montana Sapphire (Heated)

    $1,950.00

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  • A round, faceted 1.18-carat steely light blue Montana sapphire (heated) rests on a textured surface. The logo and text “EARTH’S TREASURY” appear at the bottom of the image.

    1.18-Carat Steely Light Blue Montana Sapphire (Heated)

    $2,050.00

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  • A 1.27-carat mint green Montana sapphire (heated) rests on a textured surface, with the words “EARTH’S TREASURY” and a hexagon logo displayed below it.

    1.27-Carat Mint Green Montana Sapphire (Heated)

    $2,200.00

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  • A 1.44-carat Spruce Green Montana Sapphire (heated), featuring angular faceting and a greenish-blue hue, is displayed on a metallic, textured surface above the Earth’s Treasury logo.

    1.44-Carat Spruce Green Montana Sapphire (Heated)

    $2,700.00

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  • A 2.02-carat deep peacock blue Montana sapphire (heated), intricately faceted, rests on a textured, light-colored surface. The Earth’s Treasury logo is displayed at the bottom of the image.

    2.02-Carat Deep Peacock Blue Montana Sapphire (Heated)

    $3,000.00

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  • A round, faceted 0.82-carat Montana sapphire with blue-green hues rests on a gray, textured surface, with "Earth's Treasury" shown at the bottom of the image.

    0.82-Carat Teal Montana Sapphire

    $900.00

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  • A 0.77-carat, round, faceted pale blue Montana sapphire is displayed on a textured gray surface with the text "Earth's Treasury" at the bottom.

    0.77-Carat Light Aqua Montana Sapphire

    $750.00

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  • A 1.77-carat Montana sapphire, oval-cut with intricate facets and a teal-green hue, rests on a textured gray surface above the "Earth's Treasury" text.

    1.77-Carat Green Tricolor Color-Change Montana Sapphire

    $4,300.00

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  • A faceted, oval-shaped 1.89-carat Montana sapphire with a clear, reflective surface rests on a textured gray background. "Earth's Treasury" appears below the stone.

    1.89-Carat Near-Colorless Montana Sapphire

    $4,900.00

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  • A 0.74-carat Montana sapphire with an oval cut and yellow hue is displayed on a textured gray surface, featuring the text "EARTH'S TREASURY" at the bottom.

    0.74-Carat Pale Yellow Montana Sapphire

    $700.00

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  • A round brilliant-cut 0.78-carat Montana Sapphire with a purple hue is displayed on a textured metallic surface. The "EARTH'S TREASURY" logo is shown at the bottom.

    0.78-Carat Pinkish Purple Montana Sapphire

    $950.00

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  • A 1.35-carat round brilliant-cut Montana sapphire with a light green hue rests on a textured gray surface, accompanied by the text "EARTH'S TREASURY" below.

    1.35-Carat Light Yellowish Green Montana Sapphire

    $1,950.00

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  • A 1.21-carat Montana sapphire with a bluish-gray hue is displayed on a textured gray surface, featuring the "Earth's Treasury" logo at the bottom.

    1.21-Carat Light Violet to Purple Color-Change Montana Sapphire

    $2,450.00

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  • The "Everly" Three-Stone Ring in Platinum 950 with a 1.83-Carat Peacock Blue Montana Sapphire (Heated), a large square-cut blue gemstone flanked by two triangular clear stones on each side, displayed on a green and gray striped surface.The "Everly" Three-Stone Ring in Platinum 950 with a 1.83-Carat Peacock Blue Montana Sapphire (Heated)—is displayed upright on a textured surface, with “EARTH’S TREASURY” and a geometric logo at the bottom.

    The “Everly” Three-Stone Ring

    $3,100.00

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  • A gold “Althea” ring with an oval blue gemstone center, accented by four marquise diamonds and four small blue stones, displayed on a green stem.Althea gold ring featuring a dark center stone secured by four prongs and flanked by two side stones, showcased upright on a blue textured rock. “Earth’s Treasury” logo appears at the bottom.

    The “Althea” Ring

    $2,600.00

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    Select optionsDone This product has multiple variants. The options may be chosen on the product page
  • A 1.20-carat heated Mozambique ruby, expertly cut in an oval shape, is displayed on a textured surface. The “EARTH’S TREASURY” logo is visible at the bottom of the image.

    1.20-Carat Mozambique Ruby (Heated)

    $10,800.00

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  • A 1.20-carat, oval-shaped faceted Mozambique ruby (heated) rests on a textured light surface, with the words “Earth’s Treasury” displayed at the bottom of the image.

    1.20-Carat Mozambique Ruby (Heated)

    $10,800.00

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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.