Blue-Green, Peacock

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  • A 2.14-carat Robin's Egg Blue Montana Sapphire with square-cut and beveled edges is showcased on a textured gray surface. The sapphire reflects light, highlighting its facets and cuts. Below the gemstone, "Earth's Treasury" is written in black text.

    1.74-Carat Rich Peacock Blue Madagascar Sapphire

    $3,950.00

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  • 1.42-Carat Peacock Blue Montana Sapphire (Heated)

    1.42-Carat Peacock Blue Montana Sapphire (Heated)

    $2,850.00

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  • 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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  • 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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  • 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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  • 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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  • 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
  • 1.21-Carat Peacock Blue Montana Sapphire (Heated)

    1.21-Carat Peacock Blue Montana Sapphire (Heated)

    $1,800.00

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    Add to cartDone
  • Displayed are two blue Montana Sapphire earrings with silver studs, with one resting on a matching cushion-cut stone. Set against a textured grey background, the text below reads: "EARTH'S TREASURY." These heated gems, known as EA-MS-431, boast an exquisite natural allure perfect for any occasion.Close-up of a person's ear wearing Peacock Stella earrings, featuring a blue gemstone with a small clear stone above it. The "EARTH'S TREASURY" logo appears at the bottom of the image.

    Accented Montana Sapphire Earrings- Cushion, 5.0mm (Heated)

    $2,500.00

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  • A 1.66-carat Peacock Blue Montana Sapphire (Heated), round brilliant-cut, rests on a textured gray surface featuring the Earth's Treasury logo and text below.

    1.66-Carat Peacock Blue Montana Sapphire (Heated)

    $4,100.00

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  • A 1.34-carat Peacock Blue Montana Sapphire (Heated) with square cushion cut and intricate facets is displayed on a textured surface, with the Earth’s Treasury logo visible at the bottom.

    1.34-Carat Peacock Blue Montana Sapphire (Heated)

    $2,900.00

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

    2.33-Carat Peacock Blue Montana Sapphire (Heated)

    $1,900.00

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

    1.40-Carat Peacock Blue Montana Sapphire (Heated)

    $2,600.00

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    Add to cartDone
  • A 0.98-carat heated Montana Sapphire gemstone is placed on a textured surface with the "EARTH'S TREASURY" logo and text below it.

    0.98-Carat Deep Peacock Blue Montana Sapphire (Heated)

    $800.00

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  • 1.29-Carat Deep Peacock Blue Australian Sapphire (Heated)

    1.29-Carat Deep Peacock Blue Australian Sapphire (Heated)

    $1,350.00

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  • 1.02-Carat Deep Peacock Blue Australian Sapphire (Heated)

    1.02-Carat Deep Peacock Blue Australian Sapphire (Heated)

    $950.00

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    Add to cartDone
  • A 1.21-carat Peacock Blue Montana Sapphire (heated) is shown on a textured gray surface, with "EARTH'S TREASURY" displayed at the bottom.

    1.21-Carat Peacock Blue Montana Sapphire (Heated)

    $1,995.00

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

    1.22-Carat Peacock Blue Montana Sapphire (Heated)

    $1,500.00

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    Add to cartDone
  • A 1.41-carat Peacock Blue Montana Sapphire (Heated), round-cut with multiple facets, is displayed on a textured surface. The text "EARTH'S TREASURY" appears at the bottom.

    1.41-Carat Peacock Blue Montana Sapphire (Heated)

    $2,200.00

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    Add to cartDone
  • 1.29-Carat Peacock Blue Montana Sapphire (Heated), round brilliant-cut, displayed on a textured gray surface with "EARTH'S TREASURY" below the gem.

    1.29-Carat Peacock Blue Montana Sapphire (Heated)

    $2,250.00

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

    1.14-Carat Peacock Blue Montana Sapphire (Heated)

    $1,900.00

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    Add to cartDone
  • A 1.39-carat rich teal blue Montana Sapphire (heated), round-cut, is displayed on a textured gray surface with "EARTH'S TREASURY" and a geometric logo at the bottom.

    1.39-Carat Peacock Blue Montana Sapphire (Heated)

    $2,700.00

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    Add to cartDone
  • A blue Montana sapphire in our "Serendipity" oval design

    1.09-Carat Peacock Blue Montana Sapphire (Heated)

    $1,450.00

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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.