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  • A blue Montana sapphire in our "Orion" oval design

    1.09-Carat Sky Blue Montana Sapphire (Heated)

    $1,700.00

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    Add to cartDone
  • A 1.13-carat Peacock Blue Montana Sapphire (heated) is shown faceted on a gray stone surface, with the Earth's Treasury logo and name featured at the bottom.

    1.13-Carat Peacock Blue Montana Sapphire (Heated)

    $1,950.00

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    Add to cartDone
  • A 2.26-carat magenta pink Burmese spinel with intricate faceting is displayed on a textured gray surface, featuring the logo "Earth's Treasury" beneath it.

    2.26-Carat Magenta Pink Spinel

    $4,500.00

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    Add to cartDone
  • 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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    Add to cartDone
  • 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 blue-green Montana sapphire in our "Eureka" rectangle design

    1.12-Carat Peacock Blue Montana Sapphire (Heated)

    $1,900.00

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

    0.93-Carat Rich Sky Blue Montana Sapphire (Heated)

    $1,100.00

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    Add to cartDone
  • 2.12-Carat Rich Teal-Yellow Particolored Montana Sapphire (Heated)

    2.12-Carat Rich Teal Montana Sapphire (Heated)

    $4,770.00

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    Add to cartDone
  • A blue Montana sapphire in our "Fourth of July" rectangle design

    1.03-Carat Peacock Blue Montana Sapphire (Heated)

    $1,350.00

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    Add to cartDone
  • A blue Montana sapphire in our "Fourth of July" rectangle design

    1.09-Carat Medium Blue Montana Sapphire (Heated)

    $1,400.00

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    Add to cartDone
  • A particolored Montana sapphire in a classic emerald cut

    0.63-Carat Aqua Blue Montana Sapphire (Heated)

    $625.00

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    Add to cartDone
  • A particolored Montana sapphire in a classic emerald cut

    0.70 Aqua-Blue Bicolored Montana Sapphire (Heated)

    $850.00

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    Add to cartDone
  • A blue-green Montana sapphire in a classic emerald cut

    0.85-Carat Teal Blue Montana Sapphire (Heated)

    $850.00

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

    0.75-Carat Medium Blue Montana Sapphire (Heated)

    $800.00

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

    0.79-Carat Medium Blue Montana Sapphire (Heated)

    $800.00

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

    0.84-Carat Peacock Blue Montana Sapphire (Heated)

    $900.00

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    Add to cartDone
  • 0.78-Carat Yellow-Green Montana Sapphire (Heated)

    0.78-Carat Yellow-Green Montana Sapphire (Heated)

    $600.00

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    Add to cartDone
  • A blue-green Montana sapphire in a classic emerald cut

    0.82-Carat Teal Blue Montana Sapphire (Heated)

    $850.00

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    Add to cartDone
  • A blue-green Montana sapphire in a classic emerald cut

    0.87-Carat Aqua Blue Montana Sapphire (Heated)

    $950.00

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

    1.11-Carat Aqua Blue Montana Sapphire (Heated)

    $1,600.00

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

    1.24-Carat Teal Blue Montana Sapphire (Heated)

    $1,850.00

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    Add to cartDone
  • A 1.27-carat medium blue Montana sapphire (heated) with intricate facets is displayed on a textured gray surface, with the Earth's Treasury logo beneath it.

    1.27-Carat Medium Blue Montana Sapphire (Heated)

    $2,300.00

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    Add to cartDone
  • A faceted ET1620 pink gemstone rests on a textured gray surface.

    1.22-Carat Light Pink Tourmaline

    $425.00

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    Add to cartDone
  • A square-cut pink gemstone with intricate facets, displayed on a textured gray surface, is paired with the text "Earth's Treasury," accompanied by the model identifier "ET1600" at the bottom.

    1.98-Carat Light Pink Tourmaline

    $790.00

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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.