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  • 5.48-Carat Violet Unheated Tanzanite (Zoisite)

    5.48-Carat Violet Unheated Tanzanite (Zoisite)

    $3,850.00

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  • 6.06-Carat Violet Unheated Tanzanite (Zoisite)

    6.06-Carat Violet Unheated Tanzanite (Zoisite)

    $4,500.00

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  • A 1.27-carat Australian Sapphire, faceted in Midnight Blue, rests on a textured, light-colored surface with the "EARTH'S TREASURY" logo and text beneath it.

    1.27-Carat Midnight Blue Australian Sapphire (Heated)

    $1,400.00

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  • 0.91-Carat Teal Blue Montana Sapphire (Heated)

    0.91-Carat Teal Blue Montana Sapphire (Heated)

    $1,150.00

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  • A 1.66-carat Peacock Blue Montana Sapphire (Heated), round brilliant-cut, rests on a textured gray surface featuring the Earth's Treasury logo and text below.

    1.66-Carat Peacock Blue Montana Sapphire (Heated)

    $4,100.00

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  • A 1.77-carat Deep Blue Montana Sapphire (heated) with a round brilliant cut is displayed on a textured surface, featuring the text "EARTH'S TREASURY" below it.

    1.77-Carat Deep Blue Montana Sapphire (Heated)

    $4,350.00

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  • A 1.34-carat Peacock Blue Montana Sapphire (Heated) with square cushion cut and intricate facets is displayed on a textured surface, with the Earth’s Treasury logo visible at the bottom.

    1.34-Carat Peacock Blue Montana Sapphire (Heated)

    $2,900.00

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  • 0.78-Carat Yellow-Gold Particolored Montana Sapphire (Heated)

    0.78-Carat Yellow-Gold Particolored Montana Sapphire (Heated)

    $700.00

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  • A 1.37-carat medium blue Montana Sapphire (heated), round brilliant-cut, is shown on a textured gray surface with "EARTH'S TREASURY" displayed below.

    1.37-Carat Medium Blue Montana Sapphire (Heated)

    $3,000.00

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  • 1.23-carat aqua-blue particolored Montana Sapphire (heated) with blue and green hues shown on a textured surface, "EARTH'S TREASURY" logo and text below.

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

    $2,150.00

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  • A 1.02-carat rich Sky Blue Montana Sapphire (heated), faceted in a rectangular shape with a starburst pattern, is displayed on a textured surface above the Earth’s Treasury logo.

    1.02-Carat Rich Sky Blue Montana Sapphire (Heated)

    $1,950.00

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  • 0.73-Carat Near Colorless Montana Sapphire

    0.73-Carat Near Colorless Montana Sapphire

    $750.00

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  • 0.89-Carat Near Colorless Montana Sapphire

    0.89-Carat Near Colorless Montana Sapphire

    $900.00

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  • 1.08-Carat Teal Blue Montana Sapphire (Heated)

    1.08-Carat Teal Blue Montana Sapphire (Heated)

    $1,250.00

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  • 1.31-Carat Sky Blue Montana Sapphire (Heated)

    1.31-Carat Sky Blue Montana Sapphire (Heated)

    $2,900.00

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    Add to cartDone
  • 1.90-Carat Pale Gray Montana Sapphire

    1.90-Carat Pale Gray Montana Sapphire

    $5,400.00

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  • A 1.27-carat, yellow-gold particolored Montana sapphire (heated) sits on a textured metallic surface. Below the gemstone, the text "EARTH'S TREASURY" is displayed alongside a small hexagonal logo. The sapphire boasts bright, reflective facets and a rich, vibrant yellow color.

    1.27-Carat Yellow-Gold Particolored Montana Sapphire (Heated)

    $1,800.00

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  • 1.72-Carat Violet-Blue Montana Sapphire

    1.72-Carat Violet-Blue Montana Sapphire

    $4,900.00

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  • 1.44-Carat Medium Blue Montana Sapphire (Heated)

    1.44-Carat Medium Blue Montana Sapphire (Heated)

    $2,900.00

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    Add to cartDone
  • A sparkling round-cut 1.20-carat light aqua blue Montana sapphire with precise facets sits on a textured gray surface. Below the gemstone, "EARTH'S TREASURY" is written in black text, accompanied by a small geometric logo.

    1.20-Carat Light Aqua Blue Montana Sapphire (Heated)

    $2,400.00

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  • 2.03-Carat Blue-Aqua Particolored Montana Sapphire (Heated)

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

    $6,100.00

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  • A 1.80-carat blue-aqua particolored Montana Sapphire (heated), round and faceted, displayed on a textured surface with "EARTH'S TREASURY" below.

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

    $4,500.00

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    Add to cartDone
  • 1.37-Carat Rich Teal Australian Sapphire (Heated)

    1.37-Carat Rich Teal Australian Sapphire (Heated)

    $2,750.00

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    Add to cartDone
  • 1.54-Carat Rich Teal-Green Particolored Australian Sapphire (Heated)

    1.54-Carat Rich Teal-Green Particolored Australian Sapphire (Heated)

    $2,300.00

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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.