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  • 1.37-Carat Sky Blue Montana Sapphire (Heated) in a round brilliant cut, displayed on a metallic textured surface with the "Earth's Treasury" logo and text below the gemstone.

    1.37-Carat Sky Blue Montana Sapphire (Heated)

    $2,500.00

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  • 1.28-Carat Sky Blue Umba Sapphire

    1.28-Carat Sky Blue Umba Sapphire

    $1,200.00

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  • 1.39-Carat Bluish Gray Umba Sapphire

    1.39-Carat Bluish Gray Umba Sapphire

    $800.00

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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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  • A 4.53-carat sky blue Ceylon sapphire (heated) with a cushion cut rests on a textured gray surface, with "EARTH'S TREASURY" and a geometric logo displayed at the bottom.

    4.53-Carat Sky Blue Ceylon Sapphire (Heated)

    $17,000.00

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  • 1.24-Carat Pale Blue Umba Sapphire

    1.24-Carat Pale Blue Umba Sapphire

    $1,250.00

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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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  • 0.90-Carat Light Blue Montana Sapphire

    0.90-Carat Light Blue Montana Sapphire

    $1,250.00

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  • A 1.02-carat light sky blue Montana Sapphire, trillion-cut, sits on a textured gray surface above the "EARTH'S TREASURY" logo and text.

    1.02-Carat Light Sky Blue Montana Sapphire

    $2,200.00

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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 1.23-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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  • 1.08-Carat Light Sky Blue Montana Sapphire (Heated)

    1.08-Carat Light Sky Blue Montana Sapphire (Heated)

    $1,600.00

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  • 1.09-Carat Light Sky Blue Montana Sapphire (Heated)

    1.09-Carat Light Sky Blue Montana Sapphire (Heated)

    $1,600.00

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  • 0.98-Carat Sky Blue Montana Sapphire (Heated)

    0.98-Carat Sky Blue Montana Sapphire (Heated)

    $1,100.00

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  • 0.85-Carat Rich Sky Blue Montana Sapphire (Heated)

    0.85-Carat Rich Sky Blue Montana Sapphire (Heated)

    $700.00

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  • 0.86-Carat Rich Sky Blue Montana Sapphire (Heated)

    0.86-Carat Rich Sky Blue Montana Sapphire (Heated)

    $700.00

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  • 0.62-Carat Light Sky Blue Montana Sapphire (Heated)

    0.62-Carat Light Sky Blue Montana Sapphire (Heated)

    $625.00

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  • 0.95-Carat Pale Blue Montana Sapphire

    0.95-Carat Pale Blue Montana Sapphire

    $1,300.00

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  • 0.80-Carat Sky Blue Montana Sapphire

    0.80-Carat Sky Blue Montana Sapphire

    $1,100.00

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  • 0.67-Carat Pale Blue Montana Sapphire

    0.67-Carat Pale Blue Montana Sapphire

    $675.00

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  • A 1.02-carat Rich Sky Blue Montana Sapphire (Heated) with a cushion cut rests on a textured gray surface, the "Earth's Treasury" logo displayed below.

    1.02-Carat Rich Sky Blue Montana Sapphire (Heated)

    $1,950.00

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  • A blue Madagascar sapphire in our "Triptych" trillion design

    1.10-Carat Light Violet-Blue Madagascar Sapphire

    $1,650.00

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  • 0.99-Carat Pale Violet-Blue Montana Sapphire (Heated)

    0.99-Carat Pale Violet-Blue Montana Sapphire (Heated)

    $800.00

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  • A 1.18-Carat Light Violet Blue Montana Sapphire is showcased on a textured gray surface, featuring the "Earth's Treasury" logo at the bottom.

    1.18-Carat Light Violet-Blue Montana Sapphire

    $2,750.00

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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.