1.90

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  • A 1.90-carat teal-blue particolored Montana sapphire (heated) rests on a textured gray surface, with the words "Earth's Treasury" and a hexagon logo displayed below.

    1.90-Carat Teal-Blue Particolored Montana Sapphire (Heated)

    $2,900.00

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  • A 2.05-carat heated Ceylon sapphire, cut in a faceted oval shape, rests on a textured metallic surface with "EARTH'S TREASURY" branding at the bottom.

    1.90-Carat Cornflower Blue Ceylon Sapphire (Heated)

    $5,800.00

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  • A 1.90-carat Tanga Garnet, faceted and deep pink, rests on a textured gray surface above the "EARTH'S TREASURY" text and hexagon logo.

    1.90-Carat Magenta Pink Garnet

    $950.00

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  • A 1.90-carat heated Montana sapphire gemstone with blue-green hues is displayed on a textured gray surface, featuring the text "EARTH'S TREASURY" at the bottom.

    1.90-Carat Teal-Aqua Particolored Montana Sapphire (Heated)

    $4,300.00

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  • A vivid, faceted oval 1.90-carat Mahenge Garnet gemstone is showcased on a textured, light surface with "EARTH'S TREASURY" inscribed below.

    1.90-Carat Rich Fuchsia Pink Mahenge Garnet

    $1,150.00

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  • 1.90-Carat Pale Gray Montana Sapphire

    1.90-Carat Pale Gray Montana Sapphire

    $5,400.00

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  • 1.90-Carat Forest-Lime Green Particolored Australian Sapphire (Heated)

    1.90-Carat Forest-Lime Green Particolored Australian Sapphire (Heated)

    $4,750.00

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  • A 1.90-carat Medium Blue Montana Sapphire (heated) rests on a textured wooden surface, with "Earth's Treasury" branding below.

    1.90-Carat Medium Blue Montana Sapphire (Heated)

    $4,300.00

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  • 1.90-Carat Teal Blue Montana Sapphire (Heated)

    1.90-Carat Teal Blue Montana Sapphire (Heated)

    $3,900.00

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  • A 1.90-carat Dusky Yellow Montana Sapphire (Heated), cut in an oval facet, is elegantly displayed on a textured gray surface.

    1.90-Carat Dusky Yellow Montana Sapphire (Heated)

    $1,900.00

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  • 1.90-Carat Golden Yellow Montana Sapphire (Heated)

    1.90-Carat Golden Yellow Montana Sapphire (Heated)

    $2,850.00

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  • 1.90-Carat Peacock Blue Montana Sapphire (Heated)

    1.90-Carat Peacock Blue Montana Sapphire (Heated)

    $1,200.00

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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.