Blue-Green

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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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  • 4.15-Carat Peacock Blue Montana Sapphire (Heated)

    4.15-Carat Peacock Blue Montana Sapphire (Heated)

    $14,500.00

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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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  • 2.09-Carat Deep Blue-Green Montana Sapphire (Heated)

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

    $3,100.00

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  • The 1.23-Carat Teal Blue Montana Sapphire, with brilliant facets, is shown on a textured metallic background with "EARTH'S TREASURY" displayed beneath.

    1.23-Carat Teal Blue Montana Sapphire

    $2,150.00

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  • 0.81-Carat Pale Aqua Montana Sapphire

    0.81-Carat Pale Aqua Montana Sapphire

    $780.00

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  • 1.07-Carat Pale Aqua Montana Sapphire (Heated)

    1.07-Carat Pale Aqua Montana Sapphire (Heated)

    $1,550.00

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  • A 1.26-carat royal blue heated Montana sapphire gemstone rests on a textured gray surface with "EARTH'S TREASURY" displayed at the bottom.

    1.26-Carat Deep Peacock Blue Montana Sapphire (Heated)

    $2,250.00

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  • A 1.34-carat teal blue Montana sapphire (heated), round brilliant-cut, is displayed on a textured metallic surface with "EARTH'S TREASURY" at the bottom.

    1.34-Carat Teal Blue Montana Sapphire (Heated)

    $2,400.00

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  • 0.66-Carat Aqua Blue Songea Sapphire

    0.66-Carat Aqua Blue Songea Sapphire

    $650.00

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  • 0.93-Carat Aqua Blue Songea Sapphire

    0.93-Carat Aqua Blue Songea Sapphire

    $700.00

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  • 1.09-Carat Steely Teal Songea Sapphire

    1.09-Carat Steely Teal Songea Sapphire

    $1,100.00

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

    0.74-Carat Deep Peacock Blue Australian Sapphire (Heated)

    $750.00

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  • 1.37-Carat Near Black Australian Sapphire (Heated)

    1.37-Carat Near Black Australian Sapphire (Heated)

    $800.00

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  • 1.57-Carat Deep Blue-Green Australian Sapphire (Heated)

    1.57-Carat Deep Blue-Green Australian Sapphire (Heated)

    $1,800.00

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  • 1.12-Carat Dark Blue-Green Australian Sapphire (Heated)

    1.12-Carat Dark Blue-Green Australian Sapphire (Heated)

    $1,000.00

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  • 1.91-Carat Midnight Blue-Green Particolored Australian Sapphire (Heated)

    1.91-Carat Midnight Blue-Green Particolored Australian Sapphire (Heated)

    $2,600.00

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  • 1.43-Carat Midnight Blue-Green Australian Sapphire (Heated)

    1.43-Carat Midnight Blue-Green Australian Sapphire (Heated)

    $1,400.00

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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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  • 3.14-Carat Near Black Australian Sapphire (Heated)

    3.14-Carat Near Black Australian Sapphire (Heated)

    $2,400.00

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  • 1.38-Carat Aqua Blue Montana Sapphire (Heated)

    1.38-Carat Aqua Blue Montana Sapphire (Heated)

    $2,100.00

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  • 0.85-Carat Light Aqua Montana Sapphire (Heated)

    0.85-Carat Light Aqua Montana Sapphire (Heated)

    $650.00

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  • 0.97-Carat Aqua Blue Montana Sapphire (Heated)

    0.97-Carat Aqua Blue Montana Sapphire (Heated)

    $1,000.00

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  • 0.97-Carat Robin's Egg Blue Montana Sapphire (Heated)

    0.97-Carat Robin’s Egg Blue Montana Sapphire (Heated)

    $950.00

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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.