Aurora

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  • A close-up photo of the polished, cushion-cut 4.23-Carat Pale Aqua Montana Sapphire, featuring a "Earth's Treasury" logo at the bottom center. The gem exhibits a stunning array of sparkling facets against a textured surface background.

    4.23-Carat Pale Aqua Montana Sapphire

    $17,950.00

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  • A 1.81-carat deep blue-green heated Montana Sapphire is displayed on a textured gray surface with "EARTH'S TREASURY" written below.

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

    $2,300.00

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  • A 1.95-carat blue-green-yellow particolored Montana sapphire (heated) with multifaceted reflections is displayed on a textured gray surface. The Earth’s Treasury logo is visible at the bottom.

    1.95-Carat Blue-Green-Yellow Particolored Montana Sapphire (Heated)

    $3,400.00

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  • 6.03-Carat Deep Blue Tanzanite

    6.03-Carat Deep Blue Tanzanite

    $4,800.00

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  • 0.71-Carat Light Aqua Blue Montana Sapphire

    0.71-Carat Light Aqua Blue Montana Sapphire

    $700.00

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  • The ET1993, a square-cut purple gemstone with intricate facets, is elegantly displayed on a textured gray surface.

    1.53-Carat Magenta Purple to Intense Pink Color Change Garnet

    $1,250.00

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  • 0.97-Carat Tsavorite Garnet in a square shape with faceted cuts on a textured gray surface.

    0.97-Carat Tsavorite Garnet

    $950.00

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  • A 1.63-carat Demantoid Garnet, with square cuts and reflective facets, sits on a textured gray surface.

    1.63-Carat Demantoid Garnet

    $1,800.00

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  • 0.71-Carat Aqua Blue Montana Sapphire (Heated)

    0.71-Carat Aqua Blue Montana Sapphire (Heated)

    $700.00

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

    1.00-Carat Rich Blue Montana Sapphire (Heated)

    $1,800.00

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  • 1.07-Carat Orange-Yellow Bicolored Montana Sapphire (Heated)

    1.07-Carat Orange-Yellow Bicolored Montana Sapphire (Heated)

    $1,100.00

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  • A 1.19-carat Peacock Blue Montana Sapphire (Heated), square-cut, is displayed on a textured gray surface featuring the "Earth's Treasury" logo at the bottom.

    1.19-Carat Peacock Blue Montana Sapphire (Heated)

    $2,300.00

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  • 1.44-Carat Rich Blue Montana Sapphire (Heated)

    1.44-Carat Rich Blue Montana Sapphire (Heated)

    $1,300.00

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  • A 1.64-carat medium blue Montana sapphire (heated) with a square cushion cut rests on a textured gray surface, above the text "EARTH'S TREASURY" and a black hexagonal logo.

    1.64-Carat Medium Blue Montana Sapphire (Heated)

    $4,100.00

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  • A 1.69-carat peacock blue Montana sapphire (heated), square-cut, is displayed on a textured surface with "Earth's Treasury" at the bottom.

    1.69-Carat Peacock Blue Montana Sapphire (Heated)

    $4,200.00

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  • A 1.70-carat Teal Blue Montana Sapphire (Heated) with square cut and intricate facets rests on a textured gray surface. "EARTH'S TREASURY" is shown below the gemstone.

    1.70-Carat Teal Blue Montana Sapphire (Heated)

    $3,400.00

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  • A blue-green Montana sapphire in our "Aurora" square cushion design

    2.09-Carat Dark Blue-Green Montana Sapphire (Heated)

    $4,200.00

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

    1.78-Carat Aqua Blue Montana Sapphire (Heated)

    $2,600.00

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  • A 2.40-carat Rich Blue Montana Sapphire with cushion cut and star-like facets is displayed on a textured gray surface, with the Earth's Treasury logo at the bottom.

    2.40-Carat Rich Blue Montana Sapphire

    $7,200.00

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  • A 1.52-carat sky blue Montana Sapphire (heated) with a radiant cut and starburst pattern rests on a textured gray surface, featuring the "Earth’s Treasury" logo below.

    1.52-Carat Sky Blue Montana Sapphire (Heated)

    $3,300.00

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  • A 1.89-carat medium blue heated Montana Sapphire with intricate facets is displayed on a textured surface, with the "EARTH'S TREASURY" logo visible below the gem.

    1.89-Carat Medium Blue Montana Sapphire (Heated)

    $4,200.00

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    Add to cartDone
  • A white Montana sapphire in our "Aurora" square cushion design

    1.24-Carat Near Colorless Montana Sapphire

    $1,240.00

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    Add to cartDone
  • A blue-green Montana sapphire in our "Aurora" square cushion design

    2.59-Carat Teal Blue Montana Sapphire (Heated)

    $6,475.00

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    Add to cartDone
  • A 1.74-carat deep blue-green heated Montana sapphire is shown with intricate square faceting on a textured light surface, featuring the text "EARTH'S TREASURY" at the bottom.

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

    $2,600.00

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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.