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  • A 1.68-carat Aqua-Medium Blue particolored Montana Sapphire (Heated), brilliant-cut, rests on a textured metallic surface above the "EARTH'S TREASURY" logo.

    1.68-Carat Aqua-Medium Blue Particolored Montana Sapphire (Heated)

    $3,100.00

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  • A 1.67-carat medium blue heated Montana Sapphire is displayed on a textured surface with the Earth's Treasury logo and name at the bottom.

    1.67-Carat Medium Blue Montana Sapphire (Heated)

    $2,900.00

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  • A 1.70-carat deep peacock blue Montana Sapphire (heated) rests on a textured metallic surface, with the "Earth's Treasury" text and logo displayed below.

    1.70-Carat Deep Peacock Blue Montana Sapphire (Heated)

    $2,900.00

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  • 1.84-Carat Light Gray-Blue Umba Sapphire

    1.84-Carat Light Gray-Blue Umba Sapphire

    $2,200.00

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  • 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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  • 1.52-Carat Orange-Yellow Particolored Montana Sapphire (Heated)

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

    $1,500.00

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  • 1.54-Carat Pale Violet Umba Sapphire

    1.54-Carat Pale Violet Umba Sapphire

    $1,500.00

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  • 1.65-Carat Golden Yellow Umba Sapphire

    1.65-Carat Golden Yellow Umba Sapphire

    $800.00

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  • 1.82-Carat Gray-Aqua Montana Sapphire (Heated)

    1.82-Carat Gray-Aqua Montana Sapphire (Heated)

    $4,550.00

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  • 1.64-Carat Deep Blue Montana Sapphire

    1.64-Carat Deep Blue Montana Sapphire

    $4,900.00

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  • 1.51-Carat Midnight Blue Australian Sapphire (Heated)

    1.51-Carat Midnight Blue Australian Sapphire (Heated)

    $1,000.00

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  • 1.50-Carat Deep Peacock Blue Australian Sapphire (Heated)

    1.50-Carat Deep Peacock Blue Australian Sapphire (Heated)

    $1,900.00

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  • A 1.05-carat Nasarawa Teal Aqua gemstone displayed on a textured surface.

    1.05-Carat Nasarawa Teal Aqua

    $1,300.00

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  • A 1.65-carat rich blue Montana Sapphire (heated), hexagon-cut, gleams against a textured gray surface with the "Earth's Treasury" logo displayed below.

    1.65-Carat Rich Blue Montana Sapphire (Heated)

    $3,300.00

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  • A 1.97-carat rich blue Montana Sapphire (heated), round-cut, sits on a textured gray surface above the "EARTH'S TREASURY" text and geometric logo.

    1.97-Carat Rich Blue Montana Sapphire (Heated)

    $4,950.00

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  • A square-cut green gemstone placed on a textured gray surface, accompanied by the text "EARTH'S TREASURY" underneath. The product is identified as ET1392.

    2.43-Carat Light Lime Green California Tourmaline

    $485.00

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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.