Blue

Showing 1081–1104 of 1181 resultsSorted by latest

  • 1.09-Carat Bright Blue Montana Sapphire (Heated)

    1.09-Carat Bright Blue Montana Sapphire (Heated)

    $1,800.00

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  • A blue Montana sapphire in a classic diamond round brilliant design

    1.10-Carat Medium Blue Montana Sapphire (Heated)

    $1,900.00

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  • A blue Montana sapphire in our "Helena" oval design

    1.00-Carat Medium Blue Montana Sapphire (Heated)

    $1,650.00

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  • A 1.26-carat rich blue heated Montana Sapphire is shown on a textured gray surface, with "EARTH'S TREASURY" displayed at the bottom.

    1.26-Carat Rich Blue Montana Sapphire (Heated)

    $2,300.00

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  • A blue Montana sapphire in our "Orion" oval design

    1.09-Carat Sky Blue Montana Sapphire (Heated)

    $1,700.00

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  • A 2.40-carat Rich Blue Montana Sapphire with cushion cut and star-like facets is displayed on a textured gray surface, with the Earth's Treasury logo at the bottom.

    2.40-Carat Rich Blue Montana Sapphire

    $7,200.00

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  • A 1.52-carat sky blue Montana Sapphire (heated) with a radiant cut and starburst pattern rests on a textured gray surface, featuring the "Earth’s Treasury" logo below.

    1.52-Carat Sky Blue Montana Sapphire (Heated)

    $3,300.00

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  • A 1.89-carat medium blue heated Montana Sapphire with intricate facets is displayed on a textured surface, with the "EARTH'S TREASURY" logo visible below the gem.

    1.89-Carat Medium Blue Montana Sapphire (Heated)

    $4,200.00

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

    2.65-Carat Rich Blue Montana Sapphire (Heated)

    $5,300.00

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    Add to cartDone
  • A blue Montana sapphire in our "Eureka" rectangle design

    1.29-Carat Medium Blue Montana Sapphire (Heated)

    $1,300.00

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    Add to cartDone
  • A blue Montana sapphire in our "Hyperbola" oval design

    0.93-Carat Rich Sky Blue Montana Sapphire (Heated)

    $1,100.00

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

    1.08-Carat Medium Blue Montana Sapphire (Heated)

    $1,800.00

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    Add to cartDone
  • A blue Montana sapphire in our "Fourth of July" rectangle design

    1.09-Carat Medium Blue Montana Sapphire (Heated)

    $1,400.00

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

    0.75-Carat Medium Blue Montana Sapphire (Heated)

    $800.00

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

    0.79-Carat Medium Blue Montana Sapphire (Heated)

    $800.00

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    Add to cartDone
  • A 1.27-carat medium blue Montana sapphire (heated) with intricate facets is displayed on a textured gray surface, with the Earth's Treasury logo beneath it.

    1.27-Carat Medium Blue Montana Sapphire (Heated)

    $2,300.00

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    Add to cartDone
  • A 1.29-carat heated Montana sapphire, light blue and round brilliant-cut with an octagonal outline, is displayed on a textured gray surface. "EARTH'S TREASURY" appears at the bottom.

    1.29-Carat Light Sky Blue Montana Sapphire (Heated)

    $2,200.00

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    Add to cartDone
  • A 1.33-carat medium blue heated Montana Sapphire with a hexagonal cut rests on a textured gray surface. "Earth's Treasury" and the logo are shown at the image’s bottom.

    1.33-Carat Medium Blue Montana Sapphire (Heated)

    $2,350.00

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  • A blue Umba sapphire in a classic diamond round brilliant design

    0.59-Carat Pale Blue Umba Sapphire

    $400.00

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  • A blue Umba sapphire in a classic diamond round brilliant design

    0.79-Carat Sky Blue Umba Sapphire

    $700.00

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  • A blue Umba sapphire in a classic diamond round brilliant design

    0.85-Carat Steely Blue Umba Sapphire

    $700.00

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  • A blue Montana sapphire in a classic diamond round brilliant design

    0.91-Carat Blue Montana Sapphire (Heated)

    $910.00

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    Add to cartDone
  • A gray Montana sapphire in a classic diamond round brilliant design

    0.93-Carat Sky Blue Montana Sapphire (Heated)

    $950.00

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    Add to cartDone
  • A blue Montana sapphire in a classic diamond round brilliant design

    1.13-Carat Medium Blue Montana Sapphire (Heated)

    $1,800.00

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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.