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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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  • A 1.69-carat heated Montana sapphire with a rectangular cut is displayed on a textured gray surface, featuring the "Earth's Treasury" logo and text at the bottom.

    1.69-Carat Rich Blue Montana Sapphire (Heated)

    $4,200.00

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    Add to cartDone
  • A 1.33-carat heated Montana sapphire with a geometric cut rests on a textured gray surface. The "Earth's Treasury" logo appears at the bottom of the image.

    1.33-Carat Blue-Aqua Particolored Montana Sapphire (Heated)

    $2,650.00

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  • A 1.20-carat heated Montana sapphire, cut in a faceted oval and displaying blue-green hues, rests on a textured gray surface with "EARTH'S TREASURY" shown at the bottom.

    1.20-Carat Aqua-Blue Particolored Montana Sapphire (Heated)

    $2,100.00

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    Add to cartDone
  • A 1.22-carat heated Montana sapphire with a blue-green hue is displayed on a textured light gray surface, featuring the text "EARTH'S TREASURY" at the bottom.

    1.22-Carat Medium Blue Montana Sapphire (Heated)

    $2,150.00

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    Add to cartDone
  • A round, faceted blue 1.52-carat Montana sapphire (heated) rests on a textured surface with "Earth’s Treasury" displayed at the bottom of the image.

    1.52-Carat Teal Blue Montana Sapphire (Heated)

    $3,350.00

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    Add to cartDone
  • A 1.27-carat Montana Sapphire (Heated) with an oval cut is displayed on a textured light gray surface, with "EARTH’S TREASURY" written at the bottom.

    1.27-Carat Sky Blue to Lavender Color Change Montana Sapphire (Heated)

    $2,200.00

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    Add to cartDone
  • A rectangular, faceted blue 0.80-carat Montana sapphire (heated) is displayed on a textured, light surface with "EARTH'S TREASURY" at the bottom.

    0.80-Carat Rich Blue to Purple Color Change Montana Sapphire (Heated)

    $800.00

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  • A 1.70-carat round brilliant-cut heated Montana sapphire is displayed upright on a textured gray surface, with the "Earth's Treasury" logo shown at the bottom.

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

    $4,200.00

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    Add to cartDone
  • A 2.00-carat round brilliant-cut heated Montana Sapphire is displayed on a light textured surface with "EARTH'S TREASURY" below.

    2.00-Carat Cornflower Blue Montana Sapphire (Heated)

    $6,900.00

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    Add to cartDone
  • A 1.40-carat heated Montana sapphire with a cushion cut rests on a textured gray surface, with "EARTH'S TREASURY" displayed at the bottom.

    1.40-Carat Teal-Aqua Particolored Montana Sapphire (Heated)

    $2,800.00

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    Add to cartDone
  • A rectangular, faceted 0.83-carat heated Montana sapphire with a blue-green hue is displayed on a textured light gray surface above the text "EARTH'S TREASURY.

    0.83-Carat Light Aqua Blue Montana Sapphire (Heated)

    $800.00

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    Add to cartDone
  • A rectangular, faceted 1.60-carat heated Montana sapphire with a blue hue is shown on a textured grey surface, the "Earth's Treasury" logo displayed below.

    1.60-Carat Peacock Blue Montana Sapphire (Heated)

    $3,250.00

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    Add to cartDone
  • A 0.81-carat heated Montana sapphire, round brilliant-cut in blue-green, is displayed on a textured gray surface with the text "EARTH'S TREASURY" at the bottom.

    0.81-Carat Light Aqua Montana Sapphire (Heated)

    $900.00

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    Add to cartDone
  • A 1.38-carat heated Montana sapphire is showcased on a textured light gray surface with the text "EARTH'S TREASURY" below it.

    1.32-Carat Teal Blue Montana Sapphire (Heated)

    $3,050.00

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    Add to cartDone
  • A 1.39-carat heated Montana sapphire with a blue-green hue is displayed on a textured gray surface, with "EARTH'S TREASURY" text at the bottom.

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

    $3,050.00

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    Add to cartDone
  • A 1.64-carat heated Montana sapphire with a cushion cut is showcased on a textured light gray surface, with "EARTH'S TREASURY" visible at the bottom.

    1.64-Carat Peacock Blue Montana Sapphire (Heated)

    $4,050.00

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    Add to cartDone
  • 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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    Add to cartDone
  • A 1.07-carat heated Montana sapphire, round and faceted, is displayed on a textured gray surface with the "EARTH'S TREASURY" logo at the bottom.

    1.07-Carat Medium Blue Montana Sapphire (Heated)

    $1,900.00

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    Add to cartDone
  • A 1.33-carat heated Montana sapphire, round brilliant-cut and blue, is displayed on a textured gray surface with the "Earth's Treasury" logo at the bottom.

    1.33-Carat Rich Steely Blue Montana Sapphire (Heated)

    $1,600.00

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    Add to cartDone
  • A round, brilliantly cut 2.03-carat Montana Sapphire in medium blue is displayed on a geometric patterned surface, with the text "EARTH'S TREASURY" at the bottom.

    2.03-Carat Medium Blue Montana Sapphire

    $7,700.00

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    Add to cartDone
  • A 1.37-carat heated Montana sapphire, faceted in an oval shape and blue in color, is displayed on a textured gray surface with "EARTH'S TREASURY" at the bottom.

    1.37-Carat Violet Purple Montana Sapphire (Heated)

    $2,750.00

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    Add to cartDone
  • A faceted oval 1.60-carat heated Montana sapphire is displayed on a textured gray surface, with the text "EARTH'S TREASURY" at the bottom.

    1.60-Carat Teal Blue Montana Sapphire (Heated)

    $3,600.00

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    Add to cartDone
  • A 3.05-carat heated Montana sapphire with a round brilliant cut is displayed on a textured, light-colored surface with the text "EARTH'S TREASURY" below.

    3.05-Carat Peacock-Teal Particolored Montana Sapphire (Heated)

    $10,700.00

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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.