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  • A rectangular, deep blue and teal 0.91-carat heated Montana sapphire rests on a textured gray surface with "EARTH'S TREASURY" below.

    0.91-Carat Deep Peacock-Yellow Particolored Montana Sapphire (Heated)

    $1,150.00

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  • A rectangular, pale yellow-green 1.02-carat heated Montana sapphire rests on a textured gray surface, with "EARTH'S TREASURY" below.

    1.02-Carat Pale Yellow-Green Montana Sapphire (Heated)

    $1,800.00

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    Add to cartDone
  • A 1.23-carat heated Montana sapphire rests on a textured, light surface with "EARTH'S TREASURY" and a hexagon logo below.

    1.23-Carat Teal Blue Montana Sapphire (Heated)

    $2,150.00

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    Add to cartDone
  • A faceted blue 1.43-carat Montana sapphire (heated) rests on a textured gray surface; "EARTH'S TREASURY" logo and text appear at the bottom.

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

    $2,850.00

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    Add to cartDone
  • A 0.94-carat heated Montana sapphire, cut in a round brilliant shape, is shown on a textured surface with "EARTH'S TREASURY" at the bottom.

    0.94-Carat Aqua Blue Montana Sapphire (Heated)

    $1,200.00

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    Add to cartDone
  • A 1.16-carat heated Montana sapphire, round and faceted, rests on a textured light gray surface with the "Earth's Treasury" logo at the bottom.

    1.16-Carat Deep Peacock Blue Montana Sapphire (Heated)

    $2,050.00

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    Add to cartDone
  • A 1.21-carat heated Montana sapphire in round brilliant cut, shown on a textured light gray surface with the "Earth's Treasury" logo and text below.

    1.21-Carat Medium Blue Montana Sapphire (Heated)

    $2,300.00

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    Add to cartDone
  • A 1.22-carat heated Montana sapphire in round brilliant cut is displayed on a textured gray surface with the "Earth's Treasury" logo below.

    1.22-Carat Teal Montana Sapphire (Heated)

    $2,150.00

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    Add to cartDone
  • A 1.27-carat heated Montana sapphire, round and faceted, sits on a textured metallic surface with "EARTH'S TREASURY" beneath.

    1.27-Carat Teal Montana Sapphire (Heated)

    $2,200.00

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    Add to cartDone
  • A 1.31-carat round-cut Montana sapphire (heated) is displayed on a textured metallic surface with the text "EARTH'S TREASURY" beneath it.

    1.31-Carat Deep Blue-Green Montana Sapphire (Heated)

    $2,600.00

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    Add to cartDone
  • 1.33-carat heated Montana sapphire in round brilliant cut shown on textured gray surface, with "EARTH'S TREASURY" text at the bottom.

    1.33-Carat Teal Blue Montana Sapphire (Heated)

    $2,650.00

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    Add to cartDone
  • A 1.42-carat round-cut heated Montana sapphire with a deep blue hue is shown on a textured gray surface, featuring the "EARTH'S TREASURY" text and logo at the bottom.

    1.42-Carat Deep Blue-Green Montana Sapphire (Heated)

    $2,850.00

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    Add to cartDone
  • A 1.42-carat heated Montana sapphire, round brilliant-cut and blue in color, rests on a textured metallic surface with "EARTH'S TREASURY" displayed at the bottom.

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

    $2,850.00

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    Add to cartDone
  • A 1.45-carat heated Montana sapphire, round brilliant-cut and blue, is displayed on a textured gray surface with "EARTH'S TREASURY" at the bottom.

    1.45-Carat Peacock Blue Montana Sapphire (Heated)

    $2,900.00

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    Add to cartDone
  • A 1.47-carat heated Montana sapphire, round and faceted in teal, is displayed on a textured gray surface with "EARTH'S TREASURY" at the bottom.

    1.47-Carat Deep Blue-Green Montana Sapphire (Heated)

    $2,900.00

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    Add to cartDone
  • 1.56-carat heated Montana Sapphire, round brilliant-cut, showcased on a textured gray surface with "EARTH'S TREASURY" at the bottom.

    1.56-Carat Peacock Blue Montana Sapphire (Heated)

    $3,450.00

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    Add to cartDone
  • A 1.60-carat heated Montana sapphire, round brilliant-cut and blue, is displayed on a textured light gray surface with "EARTH’S TREASURY" at the bottom.

    1.60-Carat Peacock Blue Montana Sapphire (Heated)

    $4,000.00

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    Add to cartDone
  • A 1.78-carat heated Montana sapphire, round and faceted, rests on a textured light gray surface with "Earth's Treasury" displayed at the bottom.

    1.78-Carat Peacock Blue Montana Sapphire (Heated)

    $4,050.00

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    Add to cartDone
  • A 0.96-carat heated Montana sapphire, cushion-cut with intricate facets, rests on a textured gray surface. The "EARTH'S TREASURY" logo appears at the bottom.

    0.96-Carat Aqua-Blue Particolored Montana Sapphire (Heated)

    $1,200.00

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    Add to cartDone
  • A 1.21-carat heated Montana sapphire, cut in a rectangular blue-green facet, is displayed on a gray textured surface featuring the "Earth's Treasury" logo at the bottom.

    1.21-Carat Teal Montana Sapphire (Heated)

    $2,150.00

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    Add to cartDone
  • A 1.48-carat heated Montana sapphire with geometric facets rests on a textured gray surface. The "Earth's Treasury" logo is displayed at the bottom.

    1.48-Carat Rich Blue-Teal Particolored Montana Sapphire (Heated)

    $3,000.00

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    Add to cartDone
  • A 1.14-carat heated Montana sapphire sits on a textured gray surface, with "EARTH'S TREASURY" and a hexagon logo displayed beneath it.

    1.14-Carat Rich Teal Montana Sapphire (Heated)

    $2,000.00

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    Add to cartDone
  • 1.18-Carat Teal Blue Montana Sapphire (Heated)

    1.18-Carat Teal Blue Montana Sapphire (Heated)

    $2,100.00

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    Add to cartDone
  • A 1.38-carat Montana sapphire with faceted blue hues is displayed on a textured gray surface, with the Earth's Treasury logo beneath it.

    1.38-Carat Sky Blue Montana Sapphire

    $3,250.00

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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.