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  • 1.90-Carat Teal Blue Montana Sapphire (Heated)

    1.90-Carat Teal Blue Montana Sapphire (Heated)

    $3,900.00

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    Add to cartDone
  • 5.37-Carat Blue-Green-Yellow Particolored Montana Sapphire (Heated)

    5.37-Carat Blue-Green-Yellow Particolored Montana Sapphire (Heated)

    $18,800.00

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

    1.06-Carat Teal Blue Montana Sapphire (Heated)

    $1,400.00

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    Add to cartDone
  • A 1.68-carat Aqua-Medium Blue particolored Montana Sapphire (Heated), brilliant-cut, rests on a textured metallic surface above the "EARTH'S TREASURY" logo.

    1.68-Carat Aqua-Medium Blue Particolored Montana Sapphire (Heated)

    $3,100.00

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    Add to cartDone
  • 0.91-Carat Yellow Montana Sapphire (Heated)

    0.91-Carat Yellow Montana Sapphire (Heated)

    $600.00

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    Add to cartDone
  • 1.08-Carat Rich Blue Montana Sapphire (Heated)

    1.08-Carat Rich Blue Montana Sapphire (Heated)

    $1,500.00

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

    0.92-Carat Medium Blue Montana Sapphire (Heated)

    $900.00

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    Add to cartDone
  • A 1.28-carat medium blue heated Montana Sapphire is shown, round and faceted, on a gray textured surface with “Earth’s Treasury” and its logo below.

    1.28-Carat Medium Blue Montana Sapphire (Heated)

    $2,200.00

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    Add to cartDone
  • 1.37-Carat Deep Blue Montana Sapphire (Heated)

    1.37-Carat Deep Blue Montana Sapphire (Heated)

    $1,950.00

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

    1.38-Carat Sky Blue Montana Sapphire (Heated)

    $1,650.00

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    Add to cartDone
  • 1.13-Carat Blue-Aqua Particolored Montana Sapphire (Heated)

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

    $1,250.00

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    Add to cartDone
  • 1.41-Carat Golden Yellow Montana Sapphire (Heated)

    1.41-Carat Golden Yellow Montana Sapphire (Heated)

    $1,400.00

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    Add to cartDone
  • A 1.93-carat rich blue Montana Sapphire (heated), round and faceted, is displayed on a textured gray surface with "EARTH'S TREASURY" and a hexagonal logo beneath the stone.

    1.93-Carat Rich Blue Montana Sapphire (Heated)

    $3,900.00

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    Add to cartDone
  • 1.24-Carat Orange-Yellow Particolored Montana Sapphire (Heated)

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

    $1,500.00

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    Add to cartDone
  • 1.00-Carat Light Yellow Montana Sapphire (Heated)

    1.00-Carat Light Yellow Montana Sapphire (Heated)

    $900.00

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

    1.23-Carat Teal Blue Montana Sapphire (Heated)

    $1,800.00

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    Add to cartDone
  • 1.46-Carat Golden Yellow Montana Sapphire (Heated)

    1.46-Carat Golden Yellow Montana Sapphire (Heated)

    $1,600.00

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

    1.31-Carat Medium Blue Montana Sapphire (Heated)

    $1,500.00

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    Add to cartDone
  • A 1.67-carat medium blue heated Montana Sapphire is displayed on a textured surface with the Earth's Treasury logo and name at the bottom.

    1.67-Carat Medium Blue Montana Sapphire (Heated)

    $2,900.00

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    Add to cartDone
  • A 1.70-carat deep peacock blue Montana Sapphire (heated) rests on a textured metallic surface, with the "Earth's Treasury" text and logo displayed below.

    1.70-Carat Deep Peacock Blue Montana Sapphire (Heated)

    $2,900.00

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

    1.32-Carat Sky Blue Montana Sapphire (Heated)

    $1,950.00

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    Add to cartDone
  • A 1.53-carat Deep Peacock Blue Montana Sapphire (Heated) with geometric facets rests on a textured surface, with the "Earth's Treasury" logo featured below.

    1.53-Carat Deep Peacock Blue Montana Sapphire (Heated)

    $2,900.00

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    Add to cartDone
  • 2.33-Carat Lavender Nigerian Sapphire

    2.33-Carat Lavender Nigerian Sapphire

    $4,300.00

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    Add to cartDone
  • Close-up of a 1.32-carat faceted, rectangular ruby on a textured gray surface.

    1.32-Carat Ruby (Heated)

    $7,200.00

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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.