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Showing 145–161 of 161 resultsSorted by latest

  • 1.27-Carat Violet-Blue Umba Sapphire

    1.27-Carat Violet-Blue Umba Sapphire

    $800.00

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  • 1.54-Carat Midnight Blue Nigerian Sapphire (Heated)

    1.54-Carat Midnight Blue Nigerian Sapphire (Heated)

    $1,500.00

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    Add to cartDone
  • 1.90-Carat Golden Yellow Montana Sapphire (Heated)

    1.90-Carat Golden Yellow Montana Sapphire (Heated)

    $2,850.00

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  • 1.38-Carat Intense Yellow Umba Sapphire

    1.38-Carat Intense Yellow Umba Sapphire

    $1,300.00

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  • A 1.63-carat aqua blue Montana Sapphire (Heated), round brilliant-cut, is shown on a textured gray surface with "EARTH'S TREASURY" at the bottom.

    1.63-Carat Aqua Blue Montana Sapphire (Heated)

    $3,700.00

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  • A 1.78-carat medium blue heated Montana Sapphire, round and faceted, rests on a textured gray surface with the "Earth's Treasury" logo and text at the bottom.

    1.78-Carat Medium Blue Montana Sapphire (Heated)

    $2,950.00

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  • A 1.61-carat teal blue Montana Sapphire (heated), round brilliant-cut, is shown on a textured gray surface with the "Earth's Treasury" logo at the bottom.

    1.61-Carat Teal Blue Montana Sapphire (Heated)

    $2,800.00

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  • A 2.40-carat Rich Blue Montana Sapphire with cushion cut and star-like facets is displayed on a textured gray surface, with the Earth's Treasury logo at the bottom.

    2.40-Carat Rich Blue Montana Sapphire

    $7,200.00

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

    1.63-Carat Teal Blue Montana Sapphire (Heated)

    $3,200.00

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  • A 1.64-carat rich blue Montana Sapphire (heated), brilliantly round-cut, glimmers on a textured gray surface. The "EARTH'S TREASURY" logo and text are displayed at the bottom of the image.

    1.64-Carat Rich Blue Montana Sapphire (Heated)

    $3,300.00

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  • A 1.95-carat medium blue Montana Sapphire (heated), cushion-cut with geometric facets, sits on a textured gray surface. "Earth's Treasury" appears at the bottom of the image.

    1.95-Carat Medium Blue Montana Sapphire (Heated)

    $4,400.00

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  • A 1.79-carat rich blue Montana Sapphire (heated) in round brilliant cut rests on a textured, light surface with the "Earth's Treasury" logo below.

    1.79-Carat Rich Blue Montana Sapphire (Heated)

    $3,100.00

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  • A 1.39-carat medium blue heated Montana Sapphire with geometric facets is displayed on a textured gray surface, with "Earth's Treasury" branding below.

    1.39-Carat Medium Blue Montana Sapphire (Heated)

    $2,100.00

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

    1.70-Carat Deep Peacock Blue Montana Sapphire (Heated)

    $3,300.00

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  • A 1.62-carat deep blue heated Montana Sapphire, round and faceted, is shown on a textured gray surface with the "Earth's Treasury" logo and text at the bottom.

    1.62-Carat Deep Blue Montana Sapphire (Heated)

    $2,835.00

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    Add to cartDone
  • The ET1443 gemstone, featuring a faceted cut, sits on a textured gray surface in a rectangular green form.

    1.18-Carat Greenish Yellow California Tourmaline

    $235.00

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  • A 1.45-carat Royal Blue Montana Sapphire (heated) is showcased on a textured gray surface, with the "Earth's Treasury" logo and text at the bottom of the image.

    1.45-Carat Violet-Blue Montana Sapphire (Heated)

    $2,900.00

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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.