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  • A 2.15-carat heated Montana sapphire is displayed on a textured light gray surface with "Earth's Treasury" at the bottom.

    2.15-Carat Teal Blue Montana Sapphire (Heated)

    $4,950.00

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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 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-Sky Blue Particolored Montana Sapphire (Heated)

    $1,900.00

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  • A 1.17-carat heated Montana sapphire with a brilliant cut is displayed on a textured gray surface. The text "EARTH'S TREASURY" appears at the bottom.

    1.17-Carat Medium Blue Montana Sapphire (Heated)

    $1,750.00

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  • A 1.28-carat heated Montana sapphire with a round faceted cut is showcased on a textured gray surface, featuring the “EARTH’S TREASURY” text below.

    1.28-Carat Teal Blue Montana Sapphire (Heated)

    $1,350.00

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    Add to cartDone
  • A 1.29-carat heated Montana sapphire, round and faceted with yellow and clear color zoning, rests on a textured gray surface. "Earth's Treasury" is shown at the bottom.

    1.29-Carat Yellow-Colorless Particolored Montana Sapphire (Heated)

    $1,900.00

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  • 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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  • A 1.34-carat heated Montana sapphire, faceted in an oval shape with a blue-green hue, rests on a textured gray surface above the text "EARTH'S TREASURY.

    1.34-Carat Teal Blue-Aqua Particolored Montana Sapphire (Heated)

    $2,950.00

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  • A 1.37-carat, round, faceted golden-brown Montana sapphire (heated) is displayed on a textured gray surface with "EARTH'S TREASURY" at the bottom.

    1.37-Carat Light Orange Montana Sapphire (Heated)

    $2,300.00

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    Add to cartDone
  • A 0.86-carat Montana sapphire, faceted in an oval shape with a pink hue, is displayed on a textured light-gray surface with "EARTH'S TREASURY" at the bottom.

    0.86-Carat Light Pink Montana Sapphire

    $600.00

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  • A 1.30-carat Montana Sapphire with a round brilliant cut and pale blue hue rests on a textured gray surface. “EARTH'S TREASURY” appears at the bottom.

    1.30-Carat Near Colorless Montana Sapphire

    $1,800.00

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  • A 1.39-carat, round, faceted Montana sapphire in light purple rests on a textured metallic surface, with "EARTH'S TREASURY" displayed below.

    1.39-Carat Light Pink Montana Sapphire

    $3,500.00

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  • 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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  • A stunning 1.75-Carat Montana Sapphire in round brilliant-cut blue-green hues rests on a textured metallic surface, with the "EARTH'S TREASURY" logo displayed beneath.

    1.75-Carat Teal-Aqua Particolored Montana Sapphire

    $4,500.00

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  • 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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  • A 1.36-carat heated Montana sapphire with an oval cut is displayed on a textured gray surface, with "EARTH'S TREASURY" visible at the bottom.

    1.36-Carat Peacock Blue Montana Sapphire (Heated)

    $1,600.00

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  • A 1.39-carat heated Montana sapphire, round and faceted with a blue-green hue, is displayed on a textured gray surface featuring "EARTH'S TREASURY" and a logo at the bottom.

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

    $2,400.00

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    Add to cartDone
  • A 1.50-carat heated Montana sapphire, cut in a faceted oval shape, rests on a textured gray surface with "EARTH'S TREASURY" displayed at the bottom.

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

    $3,300.00

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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 1.68-carat heated Montana sapphire, cut in a faceted oval shape, is displayed on a textured gray surface with "EARTH'S TREASURY" at the bottom.

    1.68-Carat Teal Blue Montana Sapphire (Heated)

    $3,200.00

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    Add to cartDone
  • A 1.91-carat oval-cut Montana sapphire (heated) is displayed on a textured gray surface with the text "EARTH'S TREASURY" beneath it.

    1.91-Carat Rich Sky Blue Montana Sapphire (Heated)

    $5,250.00

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  • A 2.05-carat heated Montana sapphire is displayed on a textured gray surface, with the "Earth's Treasury" logo at the bottom.

    2.05-Carat Teal Blue-Aqua Particolored Montana Sapphire (Heated)

    $6,150.00

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    Add to cartDone
  • A 3.09-carat heated Montana sapphire with orange hues and red-yellow flashes is showcased on a textured grey surface, with "EARTH'S TREASURY" displayed below.

    3.09-Carat Rich Orange Montana Sapphire (Heated)

    $10,800.00

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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.