H = Heating

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  • A 1.03-carat heated Montana sapphire with a round cut in blue-green, displayed on a textured gray surface with "Earth's Treasury" at the bottom.

    1.03-Carat Rich Teal Montana Sapphire (Heated)

    $1,500.00

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    Add to cartDone
  • A round brilliant-cut 1.03-carat heated Montana sapphire with a vivid blue hue is displayed on a textured grey surface, featuring the text "Earth's Treasury" below.

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

    $1,050.00

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    Add to cartDone
  • A 1.04-carat heated Montana sapphire with a round cut, shown on a textured gray surface, features "Earth's Treasury" at the bottom.

    1.04-Carat Deep Blue to Purple Color Change Montana Sapphire (Heated)

    $1,100.00

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    Add to cartDone
  • 1.05-carat heated Montana sapphire, round brilliant-cut and blue, displayed on a textured light gray surface with the text "Earth's Treasury" below.

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

    $1,100.00

    -

    Add to cartDone
  • A 1.06-carat heated Montana Sapphire in a round brilliant cut is showcased on a textured surface with the "Earth's Treasury" logo at the bottom.

    1.06-Carat Teal Blue Montana Sapphire (Heated)

    $1,850.00

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    Add to cartDone
  • A 1.07-carat heated Montana sapphire in a round brilliant cut is showcased on a textured gray surface with "EARTH'S TREASURY" displayed at the bottom.

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

    $1,600.00

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    Add to cartDone
  • A 1.07-carat heated Montana sapphire with a round brilliant cut is displayed on a textured gray surface, with "EARTH'S TREASURY" at the bottom.

    1.07-Carat Deep Peacock Blue Montana Sapphire (Heated)

    $1,900.00

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    Add to cartDone
  • A round, blue 1.10-carat Montana Sapphire (Heated) rests on a textured, light-colored surface with "EARTH'S TREASURY" at the bottom.

    1.10-Carat Teal Blue Montana Sapphire (Heated)

    $1,900.00

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    Add to cartDone
  • A 1.19-carat heated Montana sapphire, expertly square-cut with intricate facets, rests on a textured gray surface. “EARTH’S TREASURY” is displayed at the bottom.

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

    $1,750.00

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    Add to cartDone
  • A 0.95-carat heated Montana sapphire, round and faceted, rests on a textured metallic surface with "EARTH'S TREASURY" displayed at the bottom.

    0.95-Carat Peacock Blue Montana Sapphire (Heated)

    $1,000.00

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    Add to cartDone
  • A 0.99-carat round-cut heated Montana sapphire is displayed on a textured gray surface, with "Earth's Treasury" shown at the bottom.

    0.99-Carat Teal Blue Montana Sapphire (Heated)

    $1,250.00

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    Add to cartDone
  • A 1.01-carat heated Montana sapphire, featuring a round brilliant cut, is displayed on a textured surface with "EARTH'S TREASURY" written below.

    1.01-Carat Teal Blue Montana Sapphire (Heated)

    $1,500.00

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    Add to cartDone
  • A 0.99-carat heated Montana sapphire with a round brilliant cut sits on a textured metallic surface, with the Earth’s Treasury logo visible at the bottom.

    0.99-Carat Medium-Sky Particolored Montana Sapphire (Heated)

    $1,050.00

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    Add to cartDone
  • A 1.00-carat heated Montana sapphire, round and faceted, rests on a textured metallic surface with "Earth's Treasury" displayed at the bottom center.

    1.00-Carat Aqua Montana Sapphire (Heated)

    $1,050.00

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    Add to cartDone
  • A 0.93-carat Montana Sapphire (heated), round brilliant-cut and blue, is showcased on a textured metallic surface with "EARTH'S TREASURY" at the bottom.

    0.93-Carat Light Sky Blue Montana Sapphire (Heated)

    $1,150.00

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    Add to cartDone
  • A 1.03-carat heated Montana sapphire with a round brilliant cut rests on a textured gray surface. The EARTH'S TREASURY logo appears at the bottom.

    1.03-Carat Rich Blue Montana Sapphire (Heated)

    $1,700.00

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    Add to cartDone
  • A round, faceted 1.10-carat heated Montana sapphire with a blue-green hue rests on a textured, light-colored surface, with "EARTH'S TREASURY" displayed at the bottom.

    1.10-Carat Aqua Montana Sapphire (Heated)

    $1,900.00

    -

    Add to cartDone
  • A 1.11-carat heated Montana sapphire, round brilliant-cut and blue, displayed on a textured gray surface with the "Earth's Treasury" logo and text at the bottom.

    1.11-Carat Teal Montana Sapphire (Heated)

    $1,050.00

    -

    Add to cartDone
  • A 1.11-carat heated Montana sapphire, round brilliant-cut, showcased on a textured metallic surface with the "Earth's Treasury" logo at the bottom.

    1.11-Carat Pale Yellow Montana Sapphire (Heated)

    $1,750.00

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    Add to cartDone
  • A 1.16-carat round-cut heated Montana sapphire is displayed on a textured, light surface with the "Earth's Treasury" logo and text beneath the gemstone.

    1.16-Carat Deep Peacock Blue Montana Sapphire (Heated)

    $1,100.00

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    Add to cartDone
  • A 1.16-carat heated Montana sapphire with blue and green hues sits on a textured metallic surface, "Earth's Treasury" displayed below.

    1.16-Carat Pale Aqua Montana Sapphire (Heated)

    $2,000.00

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    Add to cartDone
  • A 1.16-carat heated Montana sapphire, round brilliant-cut and blue, is displayed on a textured gray surface with “Earth’s Treasury” at the bottom.

    1.16-Carat Aqua Blue Montana Sapphire (Heated)

    $1,700.00

    -

    Add to cartDone
  • 1.17-carat heated Montana sapphire with a round brilliant cut showcased on a textured gray surface, featuring the "Earth's Treasury" text at the bottom.

    1.17-Carat Medium Blue Montana Sapphire (Heated)

    $1,350.00

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    Add to cartDone
  • A 1.21-carat faceted Montana sapphire (heated), round and blue-green, displayed on a textured gray surface with "EARTH'S TREASURY" at the bottom.

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

    $1,300.00

    -

    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.