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  • A 0.93-carat heated Montana sapphire with round, faceted cuts glimmers in light blue and yellow hues atop a textured gray surface bearing the "Earth's Treasury" logo.

    0.93-Carat Pale Aqua-Gold Particolored Montana Sapphire (Heated)

    $1,200.00

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  • A round, faceted yellow-green 0.97-carat heated Montana sapphire is displayed on a textured gray surface with "EARTH'S TREASURY" below.

    0.97-Carat Gold-Green Particolored Montana Sapphire (Heated)

    $800.00

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  • A 0.92-carat, round, faceted Montana sapphire (heated) is showcased on a textured metallic surface with "EARTH'S TREASURY" displayed at the bottom.

    0.92-Carat Steely Blue Montana Sapphire (Heated)

    $1,150.00

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  • A 1.48-carat marquise-cut Spinel gemstone is displayed on a light textured surface with the text "EARTH'S TREASURY" at the bottom.

    1.48-Carat Deep Gray Spinel

    $950.00

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  • A 1.50-carat spinel with beveled edges rests on a textured surface, featuring "Earth's Treasury" and a hexagonal logo below.

    1.50-Carat Gray Spinel

    $1,400.00

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  • A round, faceted 0.77-carat heated Montana sapphire with a blue hue is displayed on a light textured surface, featuring the text "Earth's Treasury" at the bottom.

    0.77-Carat Sky Blue Montana Sapphire (Heated)

    $750.00

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    Add to cartDone
  • A 1.24-carat, rectangular bi-color Australian sapphire (heated), with blue and green hues, rests on a textured gray surface. The words "Earth's Treasury" appear at the bottom.

    1.24-Carat Rich Teal Australian Sapphire (Heated)

    $1,850.00

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    Add to cartDone
  • 1.16-Carat Light Violet-Blue Ceylon Sapphire

    1.16-Carat Light Violet-Blue Ceylon Sapphire

    $2,300.00

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    Add to cartDone
  • A 1.11-carat Ceylon sapphire, blue and faceted in a pear shape, rests on a textured surface with the "Earth's Treasury" logo beneath it.

    1.11-Carat Violet-Blue Ceylon Sapphire

    $2,200.00

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  • A 1.02-carat square-cut Ceylon Sapphire with intricate facets rests on a textured surface, labeled "Earth's Treasury" below.

    1.02-Carat Light Sky Blue Ceylon Sapphire

    $2,050.00

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  • The 1.35-Carat Ceylon Sapphire, cushion-cut and displayed on a textured surface, with "Earth's Treasury" below.

    1.35-Carat Medium Blue Ceylon Sapphire

    $3,100.00

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    Add to cartDone
  • A round, faceted blue gemstone rests on a textured surface, labeled "0.90-Carat Montana Sapphire (Heated)" at the bottom.

    0.90-Carat Teal Blue Montana Sapphire (Heated)

    $950.00

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    Add to cartDone
  • A 0.92-carat Montana Sapphire, heated and faceted in blue, displayed on a textured surface with the "Earth's Treasury" logo at the bottom.

    0.92-Carat Medium Blue Montana Sapphire (Heated)

    $1,050.00

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

    0.84-Carat Aqua Montana Sapphire (Heated)

    $850.00

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

    0.94-Carat Blue-Teal Particolored Montana Sapphire (Heated)

    $1,300.00

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

    1.18-Carat Medium Blue Montana Sapphire (Heated)

    $1,250.00

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

    0.84-Carat Sky Blue Montana Sapphire (Heated)

    $840.00

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

    0.95-Carat Medium Blue Montana Sapphire (Heated)

    $1,000.00

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    Add to cartDone
  • 1.21-Carat Medium Blue Ceylon Sapphire

    1.21-Carat Medium Blue Ceylon Sapphire

    $2,500.00

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    Add to cartDone
  • A close-up image of a rectangular, faceted blue-green gemstone placed on a textured gray surface. The stone has a symmetrical cut with multiple facets reflecting light. The text "2.14-Carat Robin's Egg Blue Montana Sapphire (Heated)" is visible at the bottom of the image.

    1.27-Carat Aqua Blue Montana Sapphire (Heated)

    $1,350.00

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    Add to cartDone
  • A 1.29-carat rectangular faceted Gray Montana Sapphire with a complex cut rests on a textured surface, featuring the "EARTH'S TREASURY" text at the bottom.

    1.29-Carat Gray Montana Sapphire

    $2,200.00

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    Add to cartDone
  • The 1.19-Carat Rich Steely Blue Montana Sapphire, with exquisite faceting and unique color, is showcased on a textured gray surface featuring the "EARTH'S TREASURY" logo at the bottom.

    1.19-Carat Rich Steely Blue Montana Sapphire

    $2,700.00

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    Add to cartDone
  • 0.88-Carat Light Yellow Montana Sapphire

    0.88-Carat Light Yellow Montana Sapphire

    $800.00

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    Add to cartDone
  • A faceted 0.73-carat pale mint green Montana sapphire, shaped like a pear, rests on a textured surface. The light-colored gem appears almost translucent with various facets catching the light. Below the sapphire, the text reads "EARTH'S TREASURY" accompanied by a hexagonal logo.

    0.73-Carat Pale Mint Green Montana Sapphire (Heated)

    $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.