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  • A 1.08-carat heated Montana sapphire with faceted edges is displayed on a textured gray surface, with "EARTH'S TREASURY" below.

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

    $1,900.00

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  • A 1.10-carat heated Montana sapphire with a blue, rectangular step-cut is displayed on a light textured surface. The text “EARTH'S TREASURY” appears at the bottom.

    1.10-Carat Peacock Blue Montana Sapphire (Heated)

    $2,100.00

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    Add to cartDone
  • A 1.11-carat rectangular blue Montana sapphire (heated) with angular facets rests on a light textured surface. "EARTH'S TREASURY" appears at the bottom.

    1.11-Carat Medium Blue Montana Sapphire (Heated)

    $1,650.00

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  • A 1.27-carat radiant-cut blue Montana sapphire (heated) with geometric facets is displayed on a textured gray surface, with the "EARTH'S TREASURY" text and logo below.

    1.27-Carat Medium Blue Montana Sapphire (Heated)

    $1,900.00

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    Add to cartDone
  • 1.60-Carat Aqua-Blue Particolored Montana Sapphire (Heated)

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

    $3,050.00

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    Add to cartDone
  • A rectangular, blue 1.02-carat heated Montana sapphire rests on a textured gray surface with "Earth's Treasury" branding at the bottom.

    1.02-Carat Sky Blue Montana Sapphire (Heated)

    $1,500.00

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    Add to cartDone
  • A 1.37-carat heated Montana sapphire with a rectangular, multi-faceted blue-green appearance is displayed on a textured surface, featuring the text "EARTH'S TREASURY" at the bottom.

    1.37-Carat Deep Peacock Blue Montana Sapphire (Heated)

    $2,500.00

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    Add to cartDone
  • A 1.38-carat heated Montana sapphire, cut in a rectangular blue-green facet, is displayed on a textured light gray surface with "Earth's Treasury" at the bottom.

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

    $2,100.00

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  • A 1.68-carat heated Montana sapphire with intricate facets lies on a textured gray surface. "EARTH'S TREASURY" is printed at the bottom of the image.

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

    $3,700.00

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  • A rectangular, faceted blue 1.73-carat heated Montana sapphire sits on a textured gray surface, with the text "EARTH'S TREASURY" at the bottom.

    1.73-Carat Aqua Blue Montana Sapphire (Heated)

    $2,800.00

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    Add to cartDone
  • A 2.24-carat heated Montana sapphire with a rectangular faceted cut in blue-green is shown on a textured gray surface, with the "Earth's Treasury" logo below.

    2.24-Carat Aqua Montana Sapphire (Heated)

    $5,700.00

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    Add to cartDone
  • A 1.28-carat heated Montana sapphire with an oval cut is shown on a textured gray surface, with "EARTH'S TREASURY" displayed below.

    1.28-Carat Peacock Blue Montana Sapphire (Heated)

    $1,900.00

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    Add to cartDone
  • A 1.42-carat heated Montana sapphire is displayed on a textured gray surface with "EARTH'S TREASURY" at the bottom.

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

    $2,400.00

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    Add to cartDone
  • A 0.75-carat heated Montana sapphire, cushion-cut and blue, is displayed on a textured gray surface with "Earth's Treasury" at the bottom.

    0.75-Carat Rich Blue Montana Sapphire (Heated)

    $800.00

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  • A 1.13-carat heated Montana sapphire, cushion-cut with geometric facets, is displayed on a textured gray surface with the Earth’s Treasury logo at the bottom.

    1.13-Carat Peacock Blue Montana Sapphire (Heated)

    $1,950.00

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    Add to cartDone
  • A 1.16-carat heated Montana sapphire with oval radiant cuts is displayed on a textured light gray surface. The Earth's Treasury logo appears at the bottom of the image.

    1.16-Carat Aqua Blue Montana Sapphire (Heated)

    $1,700.00

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    Add to cartDone
  • A 1.19-carat heated Montana sapphire, faceted oval and blue, rests on a textured gray surface with "EARTH'S TREASURY" at the bottom.

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

    $1,750.00

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    Add to cartDone
  • A 1.40-carat heated Montana sapphire with a brilliant cut is displayed on a textured gray surface. The "EARTH'S TREASURY" logo appears at the bottom.

    1.40-Carat Gold-Colorless Particolored Montana Sapphire (Heated)

    $1,800.00

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    Add to cartDone
  • A 1.45-carat heated Montana sapphire with blue geometric facets rests on a textured gray surface. The Earth's Treasury logo appears at the bottom of the image.

    1.45-Carat Teal Blue Montana Sapphire (Heated)

    $2,900.00

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    Add to cartDone
  • A 1.47-carat heated Montana sapphire with a blue-green hue is displayed on a textured gray surface, featuring the "EARTH'S TREASURY" text and logo at the bottom.

    1.47-Carat Rich Teal-Aqua Particolored Montana Sapphire (Heated)

    $2,500.00

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    Add to cartDone
  • A 1.60-carat heated Montana sapphire is displayed on a textured light gray surface with the text "EARTH'S TREASURY" below it.

    1.60-Carat Teal Blue Montana Sapphire (Heated)

    $3,050.00

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    Add to cartDone
  • A 1.66-carat heated Montana sapphire, round brilliant-cut and blue, is shown on a faceted gray surface with "EARTH'S TREASURY" displayed underneath.

    1.66-Carat Aqua Blue Montana Sapphire (Heated)

    $3,200.00

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    Add to cartDone
  • A 1.80-carat heated Montana sapphire, round brilliant-cut and blue, is displayed on a light textured surface with "Earth's Treasury" below.

    1.80-Carat Teal Montana Sapphire (Heated)

    $3,800.00

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    Add to cartDone
  • A 1.95-carat heated Montana sapphire with a geometric cut lies on a textured light gray surface. The text "EARTH'S TREASURY" appears at the bottom.

    1.95-Carat Rich Aqua Blue Montana Sapphire (Heated)

    $4,400.00

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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.