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  • 1.78-Carat Gray-Blue Umba Sapphire

    1.78-Carat Gray-Blue Umba Sapphire

    $1,400.00

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  • 1.78-Carat Bluish Violet Umba Sapphire

    1.78-Carat Bluish Violet Umba Sapphire

    $1,400.00

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  • 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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  • 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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  • 5.86-Carat Rich Blue Montana Sapphire (Heated)

    5.86-Carat Rich Blue Montana Sapphire (Heated)

    $29,300.00

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  • 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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  • 1.38-Carat Rich Sky Blue Umba Sapphire

    1.38-Carat Rich Sky Blue Umba Sapphire

    $1,700.00

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  • 1.74-Carat Violet-Blue Umba Sapphire

    1.74-Carat Violet-Blue Umba Sapphire

    $1,400.00

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  • 1.31-Carat Pale Gray Umba Sapphire

    1.31-Carat Pale Gray Umba Sapphire

    $1,300.00

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  • A 2.28-carat violet-blue Umba sapphire with visible inclusions rests on a textured, silver-gray surface.

    2.28-Carat Violet-Blue Umba Sapphire

    $1,800.00

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  • 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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  • 0.79-Carat Pale Gray Umba Sapphire

    0.79-Carat Pale Gray Umba Sapphire

    $600.00

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  • 1.15-Carat Pale Violet Umba Sapphire

    1.15-Carat Pale Violet Umba Sapphire

    $900.00

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  • 1.35-Carat Golden Yellow Umba Sapphire

    1.35-Carat Golden Yellow Umba Sapphire

    $800.00

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  • A 1.37-carat Sky Blue Montana Sapphire (heated), round brilliant-cut, is displayed on a textured gray surface with "EARTH'S TREASURY" and a logo at the bottom.

    1.37-Carat Sky Blue Montana Sapphire (Heated)

    $2,400.00

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  • 1.20-Carat Yellow Montana Sapphire (Heated)

    1.20-Carat Yellow Montana Sapphire (Heated)

    $950.00

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  • 4.15-Carat Peacock Blue Montana Sapphire (Heated)

    4.15-Carat Peacock Blue Montana Sapphire (Heated)

    $14,500.00

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  • 4.34-Carat Sky Blue Montana Sapphire (Heated)

    4.34-Carat Sky Blue Montana Sapphire (Heated)

    $17,400.00

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  • 0.81-Carat Pale Aqua Montana Sapphire

    0.81-Carat Pale Aqua Montana Sapphire

    $780.00

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  • 1.23-Carat Bright Yellow Montana Sapphire

    1.23-Carat Bright Yellow Montana Sapphire

    $1,500.00

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  • 1.64-Carat Rich Purplish-Blue Montana Sapphire

    1.64-Carat Rich Purplish-Blue Montana Sapphire

    $3,100.00

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  • 0.83-Carat Pale Blue Montana Sapphire

    0.83-Carat Pale Blue Montana Sapphire

    $650.00

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  • A 1.54-Carat Medium Blue Montana Sapphire with a starburst pattern rests on a textured metallic surface, with the "Earth's Treasury" logo and text at the bottom.

    1.54-Carat Medium Blue Montana Sapphire

    $2,700.00

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  • A 1.23-Carat Sky Blue Montana Sapphire is shown on a gray patterned surface with "EARTH'S TREASURY" at the bottom.

    1.23-Carat Sky Blue Montana Sapphire

    $2,400.00

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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.