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  • 0.90-Carat Medium Blue Montana Sapphire (Heated)

    0.90-Carat Medium Blue Montana Sapphire (Heated)

    $900.00

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  • 0.73-Carat Robin's Egg Blue Montana Sapphire

    0.73-Carat Robin’s Egg Blue Montana Sapphire

    $750.00

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  • A 0.50-carat Fancy Tanzanite faceted gemstone is placed on a textured surface with the text "EARTH'S TREASURY" at the bottom.

    0.50-Carat Pale Peachy Pink Unheated Tanzanite (Zoisite)

    $150.00

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  • 1.44-Carat Rich Blue Montana Sapphire (Heated)

    1.44-Carat Rich Blue Montana Sapphire (Heated)

    $1,300.00

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

    0.99-Carat Violet-Blue Montana Sapphire (Heated)

    $1,300.00

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  • 1.03-Carat Teal Blue Montana Sapphire (Heated)

    1.03-Carat Teal Blue Montana Sapphire (Heated)

    $1,200.00

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  • 1.16-Carat Violet-Blue Montana Sapphire (Heated)

    1.16-Carat Violet-Blue Montana Sapphire (Heated)

    $1,600.00

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  • 0.84-Carat Medium Blue Montana Sapphire (Heated)

    0.84-Carat Peacock Blue Montana Sapphire (Heated)

    $900.00

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    Add to cartDone
  • A blue Montana sapphire in a classic diamond round brilliant design

    0.96-Carat Medium Blue Montana Sapphire (Heated)

    $1,100.00

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  • A blue Montana sapphire in a classic diamond round brilliant design

    1.04-Carat Rich Blue Montana Sapphire (Heated)

    $1,100.00

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  • A blue-green Montana sapphire in a classic diamond round brilliant design

    0.99-Carat Peacock Blue Montana Sapphire (Heated)

    $1,400.00

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  • A blue Montana sapphire in a classic diamond round brilliant design

    1.01-Carat Medium Blue Montana Sapphire (Heated)

    $1,700.00

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  • A 1.01-carat light aqua blue Montana sapphire, round-cut and radiant, rests on a textured gray surface with "EARTH'S TREASURY" written below.

    1.01-Carat Light Aqua Blue Montana Sapphire

    $2,000.00

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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.