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  • A faceted oval blue-green 2.00-carat heated Montana sapphire rests on a textured light gray surface, with "EARTH'S TREASURY" visible at the bottom.

    2.00-Carat Rich Teal Montana Sapphire (Heated)

    $3,300.00

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  • A 2.02-carat heated Montana sapphire is displayed on a textured gray surface with "EARTH'S TREASURY" at the bottom.

    2.02-Carat Teal Blue Montana Sapphire (Heated)

    $5,150.00

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    Add to cartDone
  • A 1.42-carat Mahenge Garnet, round and faceted with a vivid pink hue, is showcased on a textured gray surface, with "EARTH'S TREASURY" displayed at the bottom.

    1.42-Carat Fuchsia Pink Mahenge Garnet

    $850.00

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  • A 2.51-carat Mahenge Garnet with a pink hue rests on a textured silver surface, featuring the "Earth's Treasury" logo at the bottom.

    2.51-Carat Orangey Pink Mahenge Garnet

    $1,500.00

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  • A 1.51-carat heated Montana sapphire rests on a textured metallic surface with "EARTH'S TREASURY" displayed at the bottom.

    1.51-Carat Teal Montana Sapphire (Heated)

    $1,800.00

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    Add to cartDone
  • A 1.54-carat heated Montana sapphire in a round brilliant cut rests on a textured light gray surface, with "EARTH'S TREASURY" featured at the bottom.

    1.54-Carat Teal Blue Montana Sapphire (Heated)

    $2,200.00

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  • A 1.32-carat heated Montana sapphire with blue-green facets rests on a textured gray surface with the text "EARTH'S TREASURY" at the bottom.

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

    $2,250.00

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  • A 1.09-carat heated Montana sapphire is displayed on a textured gray surface with the words "EARTH'S TREASURY" printed below.

    1.09-Carat Medium Blue Montana Sapphire (Heated)

    $1,900.00

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  • A 1.13-carat Montana sapphire (heated) is displayed on a textured gray surface, with the text "EARTH'S TREASURY" at the bottom.

    1.13-Carat Teal Blue Montana Sapphire (Heated)

    $1,700.00

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    Add to cartDone
  • A 1.15-carat heated Montana sapphire with a cushion cut rests on a textured surface, with the text "EARTH'S TREASURY" below.

    1.15-Carat Rich Blue Montana Sapphire (Heated)

    $2,050.00

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  • A 1.18-carat heated Montana sapphire, cut in a faceted oval shape, rests on a textured, light-colored surface with "Earth's Treasury" written below.

    1.18-Carat Medium Blue Montana Sapphire (Heated)

    $2,100.00

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  • A 1.25-carat heated Montana sapphire is displayed on a textured gray surface, with the text "EARTH'S TREASURY" beneath it.

    1.25-Carat Medium Blue Montana Sapphire (Heated)

    $2,400.00

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    Add to cartDone
  • A 1.44-carat heated Montana sapphire with a radiant cut is displayed on a textured light gray surface. The "EARTH'S TREASURY" logo appears at the bottom.

    1.44-Carat Medium Blue-Gray Particolored Montana Sapphire (Heated)

    $2,800.00

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  • A 1.45-carat heated Montana sapphire with a brilliant cut is displayed on a textured gray surface, with "EARTH'S TREASURY" shown below.

    1.45-Carat Medium-Sky Blue Particolored Montana Sapphire (Heated)

    $2,900.00

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  • A 1.56-carat heated Montana sapphire with a blue faceted cut rests on a textured gray surface, "Earth's Treasury" written below.

    1.56-Carat Peacock Blue Montana Sapphire (Heated)

    $1,800.00

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  • A round, faceted 1.93-carat heated Montana sapphire is showcased on a textured gray surface with "EARTH'S TREASURY" displayed at the bottom.

    1.93-Carat Sky Blue Montana Sapphire (Heated)

    $2,900.00

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  • A 1.29-carat Montana Sapphire with a bluish-gray hue rests on a textured surface. The "EARTH'S TREASURY" logo and text are shown at the bottom.

    1.29-Carat Pale Aqua-Yellow Particolored Montana Sapphire

    $2,200.00

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  • A 1.18-carat heated Australian sapphire with intricate facets is displayed against a textured gray surface.

    1.18-Carat Yellow-Green Particolored Australian Sapphire (Heated)

    $800.00

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  • 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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  • A 1.91-carat heated Montana sapphire, faceted and blue, rests on a textured surface with the "Earth's Treasury" logo beneath it.

    1.91-Carat Peacock Blue Montana Sapphire (Heated)

    $4,100.00

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    Add to cartDone
  • A faceted 2.30-carat heated Montana sapphire with a starburst pattern rests on a textured surface. Text at the bottom reads "Earth's Treasury.

    2.30-Carat Teal Blue Montana Sapphire (Heated)

    $5,850.00

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    Add to cartDone
  • A 3.35-carat heated Montana sapphire gemstone, shown against a textured background, is labeled "Earth's Treasury" in the corner.

    3.35-Carat Rich Teal Montana Sapphire (Heated)

    $12,900.00

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    Add to cartDone
  • A 2.72-carat Montana Sapphire with a dark, deep blue hue and multiple facets rests on a textured surface. Below the gem, text reads "Earth's Treasury.

    2.72-Carat Near Black Montana Sapphire (Heated)

    $2,200.00

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    Add to cartDone
  • A 1.01-carat heated Montana sapphire gemstone, round and teal, on a textured surface.

    1.01-Carat Peacock Blue Montana Sapphire (Heated)

    $1,750.00

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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.