Classic Diamond Round Brilliant

Showing 289–312 of 624 resultsSorted by latest

  • A round, faceted dark blue gemstone displayed on a textured surface with "Earth's Treasury" at the bottom is a 1.35-Carat Australian Sapphire (Heated).

    1.35-Carat Near Black Australian Sapphire (Heated)

    $900.00

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  • A 1.91-carat Australian sapphire, heated and dark blue with geometric facets, rests on a textured light gray surface. The "Earth's Treasury" logo is at the bottom.

    1.91-Carat Near Black Australian Sapphire (Heated)

    $1,150.00

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  • 1.01-carat Australian sapphire (heated) set against a textured gray surface.

    1.01-Carat Deep Peacock Blue Australian Sapphire (Heated)

    $1,300.00

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  • A 1.76-carat Australian sapphire (heated) with a faceted cut rests on a textured surface.

    1.76-Carat Deep Peacock Blue Australian Sapphire (Heated)

    $2,200.00

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  • A 2.57-carat Australian sapphire (heated), with round green facets, is placed on a textured gray surface labeled "Earth's Treasury" at the bottom.

    2.57-Carat Forest-Olive Green Particolored Australian Sapphire (Heated)

    $6,750.00

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  • A 1.66-carat Montana sapphire (heated) with a round brilliant cut rests on a textured surface.

    1.66-Carat Teal Blue Montana Sapphire (Heated)

    $2,250.00

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  • A 1.68-carat Montana sapphire (heated) with a round brilliant cut and intricate facets, displayed on a textured surface.

    1.68-Carat Teal Blue Montana Sapphire (Heated)

    $3,200.00

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  • A 2.07-carat Montana sapphire (heated) sits on a textured surface, with "Earth's Treasury" below.

    2.07-Carat Deep Peacock Blue Montana Sapphire (Heated)

    $6,200.00

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  • A 2.55-carat heated Montana sapphire, with a faceted surface, rests on a textured beige background.

    2.55-Carat Teal Blue Montana Sapphire (Heated)

    $4,400.00

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  • A 2.65-carat heated Montana sapphire on a textured surface, showcasing blue and green hues.

    2.65-Carat Rich Teal Montana Sapphire (Heated)

    $9,300.00

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  • A 2.83-carat Montana Sapphire (heated), round and dark blue with visible facets, set against a textured gray surface.

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

    $5,100.00

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  • A 0.74-carat Montana Sapphire with a round brilliant cut and symmetrical facets is displayed on a textured beige surface.

    0.74-Carat Aqua Blue Montana Sapphire

    $850.00

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  • A 0.66-carat Montana sapphire with intricate facets rests on a textured gray surface.

    0.66-Carat Colorless Montana Sapphire

    $750.00

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  • A round, faceted 0.72-carat Montana sapphire rests on a textured surface with "Earth's Treasury" printed below.

    0.72-Carat Near Colorless Montana Sapphire

    $800.00

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  • A 1.15-carat heated Montana sapphire, round and blue, is placed on a textured surface with the "Earth's Treasury" logo below.

    1.15-Carat Teal Blue Montana Sapphire (Heated)

    $1,700.00

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  • A round faceted blue-green 1.50-carat Montana Sapphire (heated) rests on a textured surface with the words "Earth's Treasury" below.

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

    $2,400.00

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  • 0.81-carat Montana sapphire, heated, featuring a brilliant blue gemstone with glistening facets on a textured gray surface.

    0.81-Carat Medium Blue Montana Sapphire (Heated)

    $700.00

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  • A faceted 0.89-carat blue Montana Sapphire is showcased on a textured surface, accompanied by the "Earth's Treasury" logo text.

    0.89-Carat Medium Blue Montana Sapphire (Heated)

    $900.00

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  • A 1.01-carat heated Montana sapphire from Earth's Treasury displayed on a textured surface.

    1.01-Carat Teal Blue Montana Sapphire (Heated)

    $1,500.00

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  • 1.04-carat Montana sapphire with a brilliant cut on a textured surface, branded "Earth's Treasury.

    1.04-Carat Medium Blue Montana Sapphire (Heated)

    $1,550.00

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  • A round blue Montana sapphire, weighing 1.08 carats and featuring intricate facets, rests on a textured surface with "Earth's Treasury" printed below.

    1.08-Carat Teal Blue Montana Sapphire (Heated)

    $1,600.00

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    Add to cartDone
  • A 1.08-carat Montana sapphire, heated and featuring a faceted cut, is displayed on a textured surface.

    1.08-Carat Light Sky Blue Montana Sapphire (Heated)

    $1,900.00

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  • A round blue 1.19-carat Montana sapphire, known for its intricate facets, is displayed on a textured surface, with the "Earth's Treasury" text and logo below.

    1.19-Carat Rich Teal Montana Sapphire (Heated)

    $2,100.00

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  • A 1.24-carat Montana sapphire, heated, in a round cut with intricate facets rests on a textured surface. The text "Earth's Treasury" appears at the bottom.

    1.24-Carat Teal Blue Montana Sapphire (Heated)

    $2,200.00

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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.