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  • 0.55-carat red Mozambique ruby (heated), oval-cut with visible inclusions, displayed on a textured surface above the text "EARTH'S TREASURY.

    0.55-Carat Red Mozambique Ruby (Heated)

    $500.00

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  • A 0.96-carat marquise-cut ruby is displayed on a textured metallic surface with the text "EARTH'S TREASURY" at the bottom.

    0.96-Carat Madagascar Ruby (Heated)

    $4,200.00

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  • A rectangular, faceted 0.83-carat Montana Sapphire with a light gray hue is displayed on a textured, light-colored surface. The text "EARTH'S TREASURY" appears at the bottom.

    0.83-Carat Gray Montana Sapphire

    $800.00

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  • A rectangular, multi-faceted blue 0.72-carat heated Montana sapphire rests on a textured, light surface. "Earth's Treasury" appears at the bottom of the image.

    0.72-Carat Medium Blue Montana Sapphire (Heated)

    $750.00

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  • A 0.69-carat Montana Sapphire with a radiant cut is displayed on a textured gray surface, featuring the "Earth's Treasury" text at the bottom.

    0.69-Carat Lilac Pink Montana Sapphire

    $700.00

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  • 0.77-Carat Yellow Montana Sapphire (Heated)

    0.77-Carat Yellow Montana Sapphire (Heated)

    $580.00

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  • 0.78-Carat Teal Blue Montana Sapphire (Heated)

    0.78-Carat Teal Blue Montana Sapphire (Heated)

    $780.00

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  • 0.87-Carat Medium Blue Montana Sapphire (Heated)

    0.87-Carat Medium Blue Montana Sapphire (Heated)

    $1,300.00

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  • 0.70-Carat Colorless Montana Sapphire

    0.70-Carat Colorless Montana Sapphire

    $750.00

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  • 0.70-Carat Colorless Montana Sapphire (Heated)

    0.70-Carat Colorless Montana Sapphire (Heated)

    $750.00

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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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  • 0.68-Carat Yellow Montana Sapphire (Heated)

    0.68-Carat Yellow Montana Sapphire (Heated)

    $700.00

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  • 0.73-Carat Medium Blue Montana Sapphire

    0.73-Carat Medium Blue Montana Sapphire

    $750.00

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  • 2.92-Carat California Bicolored Tourmaline

    2.92-Carat Bicolored California Tourmaline

    $1,180.00

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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.