1.79

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  • A 1.79-carat Montana Sapphire, faceted in a pale green oval, is displayed on a textured metallic surface with "EARTH'S TREASURY" shown below.

    1.79-Carat Pale Greenish Yellow Montana Sapphire

    $2,100.00

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  • A 1.79-carat Umbalite garnet with a faceted, deep pink hue rests on a textured light gray surface, with "EARTH'S TREASURY" at the bottom.

    1.79-Carat Rich Magenta Pink Rhodolite Garnet

    $900.00

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  • A 1.79-carat, pear-shaped Mahenge Garnet with deep pink facets is displayed on a textured metallic surface, with "Earth's Treasury" below.

    1.79-Carat Rich Raspberry Pink Mahenge Garnet

    $1,100.00

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  • A 1.79-carat Mahenge garnet, cut in a rectangular faceted shape, is shown on a textured light gray surface with the "Earth’s Treasury" text and logo at the bottom.

    1.79-Carat Rich Raspberry Pink Mahenge Garnet

    $1,100.00

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  • A 1.79-carat Mahenge Garnet with an oval cut and multiple facets is shown on a textured light gray surface, with the Earth's Treasury logo at the bottom.

    1.79-Carat Light Pink Mahenge Garnet

    $1,100.00

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  • A 1.79-carat round brilliant-cut spinel with a lavender hue rests on a metallic surface with etched patterns. "EARTH'S TREASURY" is displayed at the bottom.

    1.79-Carat Lavender Spinel

    $1,950.00

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  • A 1.79-carat heated Montana Sapphire, round and blue with facets, rests on a textured surface displaying the "Earth's Treasury" logo.

    1.79-Carat Peacock Blue Montana Sapphire (Heated)

    $3,400.00

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  • A close-up image of a faceted teal blue Montana sapphire, weighing 1.79 carats and featuring intricate cuts, placed on a textured surface. The bottom center of the image features the text "EARTH'S TREASURY" along with a geometric logo.

    1.79-Carat Teal Blue Montana Sapphire (Heated)

    $2,400.00

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  • 1.79-Carat Deep Blue-Green Australian Sapphire (Heated)

    1.79-Carat Deep Blue-Green Australian Sapphire (Heated)

    $2,600.00

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  • 1.79-Carat Near Black Australian Sapphire (Heated)

    1.79-Carat Near Black Australian Sapphire (Heated)

    $900.00

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  • 1.79-Carat Sky Blue Ceylon Sapphire

    1.79-Carat Sky Blue Ceylon Sapphire

    $4,900.00

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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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  • 1.79-Carat Rich Cornflower Blue Ceylon Sapphire (Heated)

    1.79-Carat Rich Cornflower Blue Ceylon Sapphire (Heated)

    $4,500.00

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  • A blue Montana sapphire in our "Triptych" trillion design

    1.79-Carat Rich Blue Montana Sapphire (Heated)

    $4,000.00

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  • Product SNYTHR-11041-1200-BW, a Teal Blue Montana Sapphire with a star-like internal pattern, is shown on a textured gray surface with the "Earth's Treasury" logo beneath.

    1.79-Carat Teal Blue Montana Sapphire (Heated)

    $3,400.00

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  • A 1.79-Carat Teal Blue Montana Sapphire (Heated) is displayed on a textured light gray surface with "Earth's Treasury" and a hexagon logo beneath.

    1.79-Carat Teal Blue Montana Sapphire (Heated)

    $2,400.00

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    Add to cartDone
  • A 1.79-carat rich blue Montana Sapphire (heated) in round brilliant cut rests on a textured, light surface with the "Earth's Treasury" logo below.

    1.79-Carat Rich Blue Montana Sapphire (Heated)

    $3,100.00

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    Add to cartDone
  • A 1.79-carat rich blue heated Montana Sapphire gemstone, round and faceted, displayed on a light textured surface with the "Earth's Treasury" logo beneath.

    1.79-Carats Rich Blue Montana Sapphire (Heated)

    $3,500.00

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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.