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  • 1.31-Carat Medium Blue Montana Sapphire (Heated)

    1.31-Carat Medium Blue Montana Sapphire (Heated)

    $1,500.00

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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 1.31-carat medium blue heated Montana Sapphire, cut in a round brilliant style, rests on a textured gray surface with "Earth's Treasury" at the bottom.

    1.31-Carat Medium Blue Montana Sapphire (Heated)

    $1,900.00

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  • A 1.31-carat Nasarawa Teal Aqua gemstone with an emerald cut showcased on a textured gray surface.

    1.31-Carat Nasarawa Teal Aqua

    $950.00

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  • A bicolored Montana sapphire in our "Helena" oval design

    1.31-Carat Teal Blue Montana Sapphire (Heated)

    $1,600.00

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  • A 1.31-carat Teal Blue Montana Sapphire (Heated) with a round, faceted cut is shown on a textured light gray surface, accompanied by the text "EARTH'S TREASURY" below.

    1.31-Carat Teal Blue Montana Sapphire (Heated)

    $1,965.00

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  • A 1.31-carat teal blue Montana Sapphire (heated) with a round, faceted cut rests on a textured light gray surface, with "EARTH'S TREASURY" written below.

    1.31-Carat Teal Blue Montana Sapphire (Heated)

    $2,600.00

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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.