Blue-Green

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  • 1.78-Carat Montana Sapphire (Heated), round brilliant-cut, displayed on a textured gray surface with the "Earth's Treasury" logo and text beneath the stone.

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

    $3,050.00

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  • A cushion-cut 1.05-carat heated Montana sapphire in pale blue-green rests on a textured light gray surface featuring the "Earth's Treasury" logo at the bottom.

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

    $1,850.00

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    Add to cartDone
  • A 1.40-carat heated Montana sapphire with a cushion cut rests on a textured gray surface, with "EARTH'S TREASURY" displayed at the bottom.

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

    $2,800.00

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    Add to cartDone
  • A 1.53-carat heated Montana sapphire with an octagonal shape is displayed on a light textured surface, with the text "EARTH'S TREASURY" below.

    1.53-Carat Deep Peacock Blue Montana Sapphire (Heated)

    $3,050.00

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    Add to cartDone
  • A rectangular, faceted 0.83-carat heated Montana sapphire with a blue-green hue is displayed on a textured light gray surface above the text "EARTH'S TREASURY.

    0.83-Carat Light Aqua Blue Montana Sapphire (Heated)

    $800.00

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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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    Add to cartDone
  • 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 1.26-carat heated Montana sapphire with a rectangular blue-green facet is displayed on a light textured surface, with "EARTH'S TREASURY" written below.

    1.26-Carat Aqua Montana Sapphire (Heated)

    $1,300.00

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    Add to cartDone
  • A rectangular, faceted 1.60-carat heated Montana sapphire with a blue hue is shown on a textured grey surface, the "Earth's Treasury" logo displayed below.

    1.60-Carat Peacock Blue Montana Sapphire (Heated)

    $3,250.00

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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 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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    Add to cartDone
  • A 1.70-carat heated Montana Sapphire with a cushion cut is shown on a textured gray surface, with "EARTH'S TREASURY" written below.

    1.70-Carat Peacock Blue Montana Sapphire (Heated)

    $3,450.00

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

    0.81-Carat Light Aqua Montana Sapphire (Heated)

    $900.00

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    Add to cartDone
  • A 1.12-carat heated Montana sapphire with a faceted blue appearance rests on a textured gray surface, with "EARTH'S TREASURY" shown at the bottom of the image.

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

    $1,200.00

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

    1.32-Carat Teal Blue Montana Sapphire (Heated)

    $3,050.00

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    Add to cartDone
  • A 1.39-carat heated Montana sapphire with a blue-green hue is displayed on a textured gray surface, with "EARTH'S TREASURY" text at the bottom.

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

    $3,050.00

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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.