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  • 1.06-Carat Medium Blue Montana Sapphire (Heated)

    1.06-Carat Medium Blue Montana Sapphire (Heated)

    $1,600.00

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  • 1.03-Carat Medium Blue Montana Sapphire (Heated)

    1.03-Carat Medium Blue Montana Sapphire (Heated)

    $1,700.00

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  • 1.47-Carat Medium Blue Montana Sapphire (Heated)

    1.47-Carat Medium Blue Montana Sapphire (Heated)

    $2,900.00

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  • 1.17-Carat Gray to Violet Color Change Montana Sapphire (Heated)

    1.17-Carat Gray to Violet Color Change Montana Sapphire (Heated)

    $1,450.00

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  • 1.60-Carat Rich Blue Montana Sapphire (Heated)

    1.60-Carat Rich Blue Montana Sapphire (Heated)

    $3,200.00

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  • A 1.86-carat teal blue Montana Sapphire (heated) is displayed on a textured light gray surface, with the "Earth's Treasury" logo and text at the bottom.

    1.86-Carat Teal Blue Montana Sapphire (Heated)

    $3,200.00

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  • 0.83-Carat Medium Blue Montana Sapphire (Heated)

    0.83-Carat Medium Blue Montana Sapphire (Heated)

    $800.00

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    Add to cartDone
  • 1.41-Carat Medium Blue Montana Sapphire (Heated)

    1.41-Carat Medium Blue Montana Sapphire (Heated)

    $2,500.00

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    Add to cartDone
  • 1.13-Carat Deep Blue-Green Kenyan Sapphire

    1.13-Carat Deep Blue-Green Kenyan Sapphire

    $1,250.00

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  • 0.60-Carat Light Aqua Montana Sapphire

    0.60-Carat Light Aqua Montana Sapphire

    $600.00

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  • 0.71-Carat Light Aqua Blue Montana Sapphire

    0.71-Carat Light Aqua Blue Montana Sapphire

    $700.00

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  • The 1.24-Carat Medium Blue Montana Sapphire (Heated) features a round brilliant cut and radiant medium blue hue, showcased on textured light gray with the "Earth's Treasury" logo beneath it.

    1.24-Carat Medium Blue Montana Sapphire (Heated)

    $1,900.00

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  • The ET1993, a square-cut purple gemstone with intricate facets, is elegantly displayed on a textured gray surface.

    1.53-Carat Magenta Purple to Intense Pink Color Change Garnet

    $1,250.00

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  • A 2.91-carat pale pink Montana sapphire, featuring a round faceted design and a light, translucent appearance, rests on a textured gray surface.

    2.91-Carat Near Colorless Montana Sapphire

    $7,300.00

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  • A cushion-cut pale kiwi-green gemstone, weighing 0.47 carats, resting on a textured gray surface with the "Earth's Treasury" logo at the bottom.

    0.47-Carat Pale Kiwi Green Grossular Garnet

    $150.00

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  • 2.59-Carat Mint Green Grossular Garnet

    2.59-Carat Mint Green Merelani Mint Garnet

    $1,300.00

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  • A 1.63-carat Demantoid Garnet, with square cuts and reflective facets, sits on a textured gray surface.

    1.63-Carat Demantoid Garnet

    $1,800.00

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  • A faceted, rectangular 0.91-carat Fancy Tanzanite gemstone displayed on a textured gray surface labeled "Earth's Treasury.

    0.91-Carat Unheated Tanzanite (Zoisite)

    $900.00

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  • 1.18-Carat Aqua Blue Montana Sapphire (Heated)

    1.18-Carat Aqua Blue Montana Sapphire (Heated)

    $1,750.00

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  • 1.21-Carat Rich Blue Montana Sapphire (Heated)

    1.21-Carat Rich Blue Montana Sapphire (Heated)

    $1,800.00

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    Add to cartDone
  • 1.57-Carat Peacock Blue Montana Sapphire (Heated)

    1.57-Carat Peacock Blue Montana Sapphire (Heated)

    $3,100.00

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  • 0.80-Carat Sky Blue Montana Sapphire

    0.80-Carat Sky Blue Montana Sapphire

    $1,100.00

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  • 0.67-Carat Colorless Montana Sapphire

    0.67-Carat Colorless Montana Sapphire

    $675.00

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

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

    $800.00

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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.