Rock Creek, Montana

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  • A 0.82-Carat Montana Sapphire (Heated), round and faceted, is shown on a textured light gray surface with "EARTH'S TREASURY" at the bottom.

    0.82-Carat Medium Blue Montana Sapphire (Heated)

    $700.00

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  • A round, faceted blue 1.89-carat Montana Sapphire (Heated) is displayed on a textured surface, with "Earth's Treasury" written below.

    1.89-Carat Medium Blue Montana Sapphire (Heated)

    $2,950.00

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  • A 2.30-carat heated Montana Sapphire gemstone, round and blue-green with facets, is displayed on a textured gray surface with "EARTH'S TREASURY" below.

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

    $6,900.00

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  • A 2.53-carat heated Montana sapphire, round brilliant-cut and blue, is displayed on a textured surface with the text "EARTH'S TREASURY" below it.

    2.53-Carat Medium Blue Montana Sapphire (Heated)

    $9,750.00

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  • A 1.33-carat round-cut heated Montana sapphire is displayed on a textured gray metallic surface with the Earth’s Treasury logo at the bottom.

    1.33-Carat Steely Blue Montana Sapphire (Heated)

    $2,650.00

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  • A 1.50-carat heated Montana sapphire gemstone is shown on a textured gray surface, with the Earth's Treasury logo at the bottom.

    1.50-Carat Teal Blue Montana Sapphire (Heated)

    $3,000.00

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

    1.60-Carat Teal Blue Montana Sapphire (Heated)

    $3,950.00

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  • A 1.00-carat heated Montana sapphire, cushion-cut and blue, is displayed on a textured gray surface with "EARTH'S TREASURY" at the bottom.

    1.00-Carat Light Sky Blue Montana Sapphire (Heated)

    $1,050.00

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  • A faceted, hexagonal 0.97-carat heated Montana sapphire with a blue hue is displayed on a textured light gray surface featuring the Earth's Treasury logo at the bottom.

    0.97-Carat Violet-Blue Montana Sapphire (Heated)

    $1,200.00

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  • A faceted, hexagonal 1.12-carat heated Montana sapphire rests on a textured light gray surface, with "EARTH'S TREASURY" displayed at the bottom.

    1.12-Carat Medium Blue Montana Sapphire (Heated)

    $1,650.00

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  • A 1.14-carat heated Montana sapphire with geometric faceting rests on a textured gray surface; the "Earth's Treasury" logo appears below the gemstone.

    1.14-Carat Medium Blue Montana Sapphire (Heated)

    $2,000.00

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    Add to cartDone
  • A 1.38-carat heated Montana sapphire with a rectangular, blue-green faceted cut is displayed on a textured light gray surface, with the "EARTH'S TREASURY" text and logo at the bottom.

    1.38-Carat Teal Montana Sapphire (Heated)

    $2,750.00

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  • A round, faceted 1.41-carat Montana sapphire (heated) with a light lavender hue rests on a textured, light-colored surface. "Earth's Treasury" is displayed at the bottom of the image.

    1.41-Carat Light Purple-Orange Particolored Montana Sapphire (Heated)

    $2,650.00

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  • A faceted blue 1.07-carat heated Montana sapphire with a starburst pattern is displayed on a light textured surface above the text "Earth's Treasury.

    1.07-Carat Teal Blue Montana Sapphire (Heated)

    $1,900.00

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    Add to cartDone
  • A 1.51-carat heated Montana sapphire with a cushion cut is displayed on a textured gray surface. The Earth's Treasury logo appears at the bottom.

    1.51-Carat Aqua Blue Montana Sapphire (Heated)

    $1,800.00

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  • A faceted, round 1.64-carat heated Montana sapphire in teal-blue rests on a textured gray surface with "EARTH'S TREASURY" below.

    1.64-Carat Teal Blue Montana Sapphire (Heated)

    $3,700.00

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    Add to cartDone
  • A 2.24-carat heated Montana sapphire with a geometric cut rests on a textured gray surface. The Earth's Treasury logo is displayed at the bottom of the image.

    2.24-Carat Rich Teal Montana Sapphire (Heated)

    $7,400.00

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  • A 1.23-carat heated Montana sapphire with a geometric faceted cut is showcased on a textured gray surface, featuring the "Earth's Treasury" logo at the bottom.

    1.23-Carat Rich Teal Montana Sapphire (Heated)

    $2,150.00

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    Add to cartDone
  • A 1.34-carat heated Montana sapphire rests on a textured surface, with the "Earth's Treasury" logo and text visible at the bottom of the image.

    1.34-Carat Medium Blue Montana Sapphire (Heated)

    $2,700.00

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    Add to cartDone
  • A 1.80-carat heated Montana sapphire with visible dark inclusions rests on a textured gray surface. "EARTH'S TREASURY" is labeled at the bottom.

    1.80-Carat Teal Blue Montana Sapphire (Heated)

    $3,800.00

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    Add to cartDone
  • A 1.90-carat heated Montana sapphire gemstone with blue-green hues is displayed on a textured gray surface, featuring the text "EARTH'S TREASURY" at the bottom.

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

    $4,300.00

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    Add to cartDone
  • A 1.91-carat heated Montana sapphire with an oval cut is displayed on a textured light gray surface, featuring the text "Earth's Treasury" at the bottom.

    1.91-Carat Rich Blue Montana Sapphire (Heated)

    $4,500.00

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    Add to cartDone
  • A 1.96-carat heated Montana sapphire with visible inclusions is shown on a textured gray surface, with "EARTH'S TREASURY" at the bottom.

    1.96-Carat Rich Teal Montana Sapphire (Heated)

    $3,200.00

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    Add to cartDone
  • A 1.98-carat heated Montana sapphire with blue-green facets is displayed on a textured gray surface, with "EARTH'S TREASURY" text at the bottom.

    1.98-Carat Rich Teal Montana Sapphire (Heated)

    $2,950.00

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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.