Rock Creek, Montana

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  • A 1.56-carat heated Montana Sapphire with an oval cut in pale green rests on a textured gray surface, featuring the Earth's Treasury logo at the bottom.

    1.56-Carat Light Yellow-Green Montana Sapphire (Heated)

    $3,100.00

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  • A 1.57-carat heated Montana sapphire, cut in a faceted oval shape, rests on a textured surface with the "EARTH'S TREASURY" name and logo visible at the bottom.

    1.57-Carat Deep Blue Montana Sapphire (Heated)

    $1,700.00

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    Add to cartDone
  • A 1.61-carat heated Montana sapphire, faceted in an oval shape, rests on a textured light gray surface with "EARTH'S TREASURY" beneath.

    1.61-Carat Rich Teal Montana Sapphire (Heated)

    $3,600.00

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    Add to cartDone
  • A 1.62-carat heated Montana sapphire with a round cut is displayed on a textured gray surface, featuring the "Earth's Treasury" logo and text at the bottom.

    1.62-Carat Peacock Blue Montana Sapphire (Heated)

    $2,400.00

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    Add to cartDone
  • A 1.68-carat heated Montana sapphire is showcased on a textured surface, with the "Earth's Treasury" logo and text visible at the bottom.

    1.68-Carat Teal Blue Montana Sapphire (Heated)

    $3,500.00

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    Add to cartDone
  • A 1.68-carat heated Montana Sapphire with an oval, faceted cut and blue-green hue is displayed on a textured surface, with the "Earth's Treasury" name and logo beneath.

    1.68-Carat Teal-Green Particolored Montana Sapphire (Heated)

    $3,200.00

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    Add to cartDone
  • A 1.70-carat heated Montana sapphire is displayed on a textured gray surface with "EARTH'S TREASURY" at the bottom.

    1.70-Carat Rich Teal Montana Sapphire (Heated)

    $3,800.00

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    Add to cartDone
  • A 1.74-carat heated Montana sapphire with an oval blue-green facet is displayed on a textured light surface, with the Earth's Treasury logo below.

    1.74-Carat Teal-Green Particolored Montana Sapphire (Heated)

    $3,900.00

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    Add to cartDone
  • A 0.69-carat Montana Sapphire with a rectangular faceted cut and light, transparent appearance rests on a textured metallic surface; the "Earth's Treasury" logo is displayed at the bottom.

    0.69-Carat Near Colorless Montana Sapphire

    $700.00

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  • 0.84-carat Montana Sapphire, oval-cut with a light bluish hue, displayed on a textured gray surface, "Earth's Treasury" logo and text at the bottom.

    0.84-Carat Near Colorless Montana Sapphire

    $800.00

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  • A 1.78-carat heated Montana sapphire, round and brilliant-cut, rests on a textured gray surface with "EARTH'S TREASURY" visible at the bottom.

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

    $4,050.00

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    Add to cartDone
  • A 1.63-carat heated Montana sapphire with a cushion cut is displayed on a textured gray surface, featuring the "Earth's Treasury" logo and text at the bottom.

    1.63-Carat Medium Blue to Purple Color Change Montana Sapphire (Heated)

    $3,100.00

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    Add to cartDone
  • A 2.26-carat heated Montana sapphire, cut in a round brilliant style, sits on a textured light gray surface with "EARTH'S TREASURY" displayed at the bottom.

    2.26-Carat Steely Aqua to Purple Color Change Montana Sapphire (Heated)

    $5,700.00

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    Add to cartDone
  • 2.75-carat round brilliant-cut heated Montana sapphire displayed on a textured surface, featuring the "Earth's Treasury" logo and text at the bottom.

    2.75-Carat Deep Blue to Purple Color Change Montana Sapphire (Heated)

    $9,600.00

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    Add to cartDone
  • A 1.69-carat heated Montana sapphire with blue and orange hues rests on a textured surface, featuring the "Earth's Treasury" logo at the bottom.

    1.69-Carat Purple-Orange Particolored Montana Sapphire (Heated)

    $2,500.00

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    Add to cartDone
  • A 1.39-carat heated Montana sapphire is showcased on a textured, light gray surface with "EARTH'S TREASURY" below.

    1.39-Carat Violet-Blue to Purple Color Change Montana Sapphire (Heated)

    $3,050.00

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    Add to cartDone
  • A rectangular, faceted 0.86-carat heated Montana sapphire in blue-green rests on a textured light gray surface, with "EARTH'S TREASURY" and two logos visible at the bottom.

    0.86-Carat Teal Montana Sapphire (Heated)

    $900.00

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    Add to cartDone
  • A 2.25-carat heated Montana sapphire, cut in a triangular shape and blue in color, is displayed on a textured light gray surface with the "Earth's Treasury" logo and text beneath it.

    2.25-Carat Sky Blue Montana Sapphire (Heated)

    $6,750.00

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    Add to cartDone
  • A 1.58-carat cushion-cut heated Montana sapphire with geometric facets is displayed on a textured gray surface, with the "EARTH'S TREASURY" logo and text below.

    1.58-Carat Sky Blue Montana Sapphire (Heated)

    $2,700.00

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    Add to cartDone
  • A 1.98-carat heated Montana sapphire with a cushion cut in teal blue is showcased on a textured light gray background, featuring the "Earth's Treasury" text below.

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

    $2,950.00

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    Add to cartDone
  • A 2.02-carat heated Montana sapphire with a cushion cut is shown on a textured surface, featuring the text "EARTH'S TREASURY" at the bottom.

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

    $6,700.00

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    Add to cartDone
  • A 3.26-carat, cushion-cut Montana sapphire (heated) in deep blue, displayed on a textured light gray surface with "EARTH'S TREASURY" at the bottom.

    3.26-Carat Teal Montana Sapphire (Heated)

    $4,500.00

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    Add to cartDone
  • A round, faceted blue-green 1.49-carat Montana Sapphire (heated) is displayed on a textured, light-colored surface, with "EARTH'S TREASURY" at the bottom.

    1.49-Carat Rich Teal Montana Sapphire (Heated)

    $2,950.00

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    Add to cartDone
  • A 0.86-carat heated Montana sapphire is displayed on a textured gray surface with "EARTH'S TREASURY" at the bottom.

    0.86-Carat Teal Blue Montana Sapphire (Heated)

    $900.00

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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.