Jeffrey R. Hapeman

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  • The MS7944, a square brilliant-cut Montana Sapphire, rests on a textured light surface with the Earth’s Treasury logo displayed underneath.

    1.63-Carat Medium Blue Montana Sapphire (Heated)

    $3,700.00

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    Add to cartDone
  • A 2.14-carat Robin's Egg Blue Montana Sapphire (heated) sits on a textured gray surface. The gemstone's intricate facets reflect light, showcasing its clarity and brilliance. Below the gem, the text reads "EARTH'S TREASURY" with a small emblem in between the words.

    0.82-Carat Sky Blue Montana Sapphire (Heated)

    $820.00

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    Add to cartDone
  • A vivid blue, round faceted 1.05-carat heated Montana Sapphire is shown on a textured surface with the "Earth's Treasury" logo and text at the bottom.

    1.05-Carat Teal Blue Montana Sapphire (Heated)

    $1,500.00

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

    1.08-Carat Deep Blue Montana Sapphire (Heated)

    $1,250.00

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    Add to cartDone
  • A 2.14-carat robin's egg blue Montana sapphire (heated) is displayed on a textured gray surface. The gemstone has a brilliant cut, showcasing various facets that reflect light beautifully. Below the gemstone, the text "Earth's Treasury" is visible.

    1.14-Carat Teal Montana Sapphire (Heated)

    $2,000.00

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    Add to cartDone
  • A close-up of a round, robin's egg blue Montana sapphire with intricate facets. It is placed on a textured, light brown surface. The bottom of the image features the text "EARTH'S TREASURY" accompanied by a geometric logo.

    1.17-Carat Peacock Blue Montana Sapphire (Heated)

    $1,800.00

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    Add to cartDone
  • A round, faceted 2.14-Carat Robin's Egg Blue Montana Sapphire (Heated) is displayed against a textured gray background. The intricate cuts and reflections highlight its brilliance and clarity. The logo "Earth's Treasury" is positioned beneath the gemstone.

    1.34-Carat Peacock Blue Montana Sapphire (Heated)

    $1,800.00

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    Add to cartDone
  • A close-up image of a round, 2.14-carat Robin's Egg Blue Montana Sapphire with intricate facets reflecting light, placed on a textured, gray surface. The text "EARTH'S TREASURY" and a small hexagonal logo are positioned at the bottom of the image.

    1.37-Carat Peacock Blue Montana Sapphire (Heated)

    $2,350.00

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    Add to cartDone
  • A 1.44-carat sky blue Montana Sapphire (heated), round brilliant-cut, is shown on a textured surface with the "Earth's Treasury" logo below it.

    1.44-Carat Sky Blue Montana Sapphire (Heated)

    $2,450.00

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    Add to cartDone
  • An intricately cut, round Robin's Egg Blue Montana Sapphire gemstone with a brilliant 2.14-carat sparkle rests on a textured, stone-like surface. At the bottom of the image, the text "EARTH'S TREASURY" is displayed.

    1.69-Carat Teal Blue Montana Sapphire (Heated)

    $2,300.00

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    Add to cartDone
  • A 2.14-carat Robin's Egg Blue Montana Sapphire, expertly heated to enhance its vivid shades of blue, with intricate facets, rests on a textured gray surface. The gemstone reflects light strikingly and appears impeccably crafted and polished. At the bottom of the image, "EARTH'S TREASURY" is prominently displayed.

    1.08-Carat Peacock Blue Montana Sapphire (Heated)

    $1,600.00

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    Add to cartDone
  • A 2.14-Carat Robin's Egg Blue Montana Sapphire (Heated) with a rectangular cut and intricate facets is displayed on a textured surface. The gemstone showcases a rich color and sparkling inclusions. At the bottom, the image features the logo and text "Earth's Treasury.

    1.14-Carat Rich Blue Montana Sapphire (Heated)

    $1,900.00

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    Add to cartDone
  • A close-up image of a rectangular, faceted blue-green gemstone placed on a textured gray surface. The stone has a symmetrical cut with multiple facets reflecting light. The text "2.14-Carat Robin's Egg Blue Montana Sapphire (Heated)" is visible at the bottom of the image.

    1.27-Carat Aqua Blue Montana Sapphire (Heated)

    $1,350.00

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    Add to cartDone
  • A close-up image of a faceted 2.14-carat Robin's Egg Blue Montana sapphire gemstone resting against a textured grey background. The complex, symmetrical cuts of the gem create a sparkling effect. At the bottom center, the logo and text "EARTH'S TREASURY" is visible.

    1.68-Carat Rich Teal-Yellow Particolored Montana Sapphire (Heated)

    $3,200.00

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    Add to cartDone
  • A 2.14-carat Montana Sapphire (heated), featuring a rectangular, faceted blue gemstone, is placed on a textured surface. The bottom center displays the logo "Earth's Treasury.

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

    $3,550.00

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    Add to cartDone
  • A 1.19-carat rich blue heated Montana Sapphire is displayed on a textured surface, with the "Earth's Treasury" logo and text beneath it.

    1.19-Carat Rich Blue Montana Sapphire (Heated)

    $2,300.00

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

    0.87-Carat Medium Blue Montana Sapphire (Heated)

    $1,300.00

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

    0.96-Carat Medium Blue Montana Sapphire (Heated)

    $1,300.00

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    Add to cartDone
  • 1.09-Carat Sky Blue Montana Sapphire (Heated)

    1.09-Carat Sky Blue Montana Sapphire (Heated)

    $1,600.00

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    Add to cartDone
  • The 1.79-Carat Deep Peacock Blue Montana Sapphire (Heated) is shown upright on a textured gray surface with the Earth's Treasury logo and text beneath it.

    1.79-Carat Deep Peacock Blue Montana Sapphire (Heated)

    $3,000.00

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

    1.72-Carat Teal Blue Montana Sapphire (Heated)

    $2,800.00

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

    1.42-Carat Peacock Blue Montana Sapphire (Heated)

    $2,950.00

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    Add to cartDone
  • 1.33-Carat Aqua Montana Sapphire (Heated)

    1.33-Carat Aqua Montana Sapphire (Heated)

    $1,850.00

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    Add to cartDone
  • 0.95-Carat Rich Blue Montana Sapphire (Heated)

    0.95-Carat Rich Blue Montana Sapphire (Heated)

    $975.00

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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.