1.72

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  • A 1.72-carat faceted blue sapphire is shown on a textured gray surface with "EARTH'S TREASURY" displayed at the bottom.

    1.72-Carat Cornflower Blue Ceylon Sapphire (Heated)

    $4,200.00

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  • A 1.72-carat emerald-cut green gemstone is displayed on a textured surface with the Earth's Treasury logo beneath it.

    1.72-Carat Rich Green Zambian Emerald

    $9,100.00

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    Add to cartDone
  • A 1.72-carat Ceylon Sapphire, oval-cut, rests on a textured gray surface with "EARTH'S TREASURY" and a hexagonal logo at the bottom.

    1.72-Carat Cornflower Blue Ceylon Sapphire

    $4,500.00

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    Add to cartDone
  • A 1.72-carat heated Montana sapphire with multiple facets is shown on a textured, light surface, with "EARTH'S TREASURY" and a hexagon logo beneath.

    1.72-Carat Teal Montana Sapphire (Heated)

    $3,300.00

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    Add to cartDone
  • A 1.72-carat heated Ceylon sapphire, round and faceted with a radiant pattern, rests on a textured surface above the "EARTH'S TREASURY" logo and text.

    1.72-Carat Light Sky Blue Ceylon Sapphire (Heated)

    $3,900.00

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    Add to cartDone
  • A 1.72-carat, faceted oval Tanga Garnet gemstone is shown on a textured metallic surface with "EARTH'S TREASURY" displayed at the bottom.

    1.72-Carat Bubblegum Pink Garnet

    $800.00

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  • A 1.72-carat heated Montana sapphire, cut in a round brilliant shape, is displayed on a textured gray surface with "Earth's Treasury" at the bottom.

    1.72-Carat Rich Teal Montana Sapphire (Heated)

    $4,300.00

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    Add to cartDone
  • A 1.72-carat heated Montana sapphire, round and faceted, is showcased on a textured metallic surface with the “Earth’s Treasury” logo and text at the bottom.

    1.72-Carat Deep Blue to Purple Color Change Montana Sapphire (Heated)

    $3,300.00

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    Add to cartDone
  • 1.72-Carat Gray Montana Sapphire (Heated)

    1.72-Carat Gray Montana Sapphire (Heated)

    $2,300.00

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    Add to cartDone
  • A 1.72-carat heated Montana sapphire with intricate facets displayed against a textured surface.

    1.72-Carat Rich Teal Montana Sapphire (Heated)

    $2,300.00

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    Add to cartDone
  • 1.72-Carat Pale Yellow Sapphire

    1.72-Carat Pale Yellow Sapphire

    $2,950.00

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

    1.72-Carat Teal Blue Montana Sapphire (Heated)

    $2,800.00

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    Add to cartDone
  • 1.72-Carat Violet-Blue Montana Sapphire

    1.72-Carat Violet-Blue Montana Sapphire

    $4,900.00

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    Add to cartDone
  • A 2.91-carat Khaki Green Australian Sapphire, with a multi-faceted triangular shape, rests on a textured light-gray surface. The text "EARTH'S TREASURY" is centered below the gemstone.

    1.72-Carat Dark Green Australian Sapphire (Heated)

    $1,500.00

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    Add to cartDone
  • 1.72-Carat Light Violet Umba Sapphire

    1.72-Carat Light Violet Umba Sapphire

    $1,300.00

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    Add to cartDone
  • A 1.72-carat Lemon Yellow Australian Sapphire, faceted in an oval shape, is shown on a textured gray surface with the "Earth's Treasury" logo beneath it.

    1.72-Carat Lemon Yellow Australian Sapphire (Heated)

    $2,100.00

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    Add to cartDone
  • A 1.72-carat orange-yellow particolored Montana sapphire (heated), cut in a faceted triangle, displayed on a textured gray background with the "Earth's Treasury" logo at the bottom.

    1.72-Carat Orange-Yellow Particolored Montana Sapphire (Heated)

    $2,900.00

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    Add to cartDone
  • A blue-green Montana sapphire in our "Orion" oval design

    1.72-Carat Peacock Blue Montana Sapphire (Heated)

    $2,900.00

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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.