Blue, Medium

Showing 337–360 of 562 resultsSorted by latest

  • 1.12-Carat Medium Blue Montana Sapphire (Heated)

    1.12-Carat Medium Blue Montana Sapphire (Heated)

    $1,700.00

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

    1.23-Carat Sky Blue Montana Sapphire (Heated)

    $1,300.00

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

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

    $850.00

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  • A 1.28-carat medium blue Montana Sapphire (heated), round brilliant-cut with geometric facets, is displayed on a textured gray surface with the "Earth's Treasury" logo below.

    1.28-Carat Medium Blue Montana Sapphire (Heated)

    $2,100.00

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

    1.16-Carat Medium Blue Montana Sapphire (Heated)

    $1,600.00

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  • A 1.74-carat medium blue Montana Sapphire (heated) with a geometric cut is displayed on a textured gray surface. The "EARTH'S TREASURY" logo and text are shown at the bottom of the image.

    1.74-Carat Medium Blue Montana Sapphire (Heated)

    $4,350.00

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

    1.17-Carat Medium Blue Montana Sapphire (Heated)

    $1,100.00

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

    0.80-Carat Medium Blue Montana Sapphire (Heated)

    $750.00

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

    0.94-Carat Medium Blue Montana Sapphire (Heated)

    $940.00

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

    1.18-Carat Medium Blue Montana Sapphire (Heated)

    $1,600.00

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

    1.48-Carat Medium Blue Montana Sapphire (Heated)

    $1,400.00

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

    0.84-Carat Medium Blue Montana Sapphire (Heated)

    $800.00

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

    0.93-Carat Medium Blue Montana Sapphire (Heated)

    $900.00

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

    1.24-Carat Medium Blue Montana Sapphire (Heated)

    $1,200.00

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

    0.88-Carat Medium Blue Montana Sapphire (Heated)

    $900.00

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  • A 1.67-carat medium blue Montana Sapphire (heated) is displayed on a textured gray surface with the text "Earth's Treasury" and a hexagon logo beneath it.

    1.67-Carat Medium Blue Montana Sapphire (Heated)

    $3,250.00

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  • 1.59-Carat Medium Blue Montana Sapphire (Heated)

    1.59-Carat Medium Blue Montana Sapphire (Heated)

    $3,200.00

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  • A color-change Montana sapphire in our "Helena" oval design

    1.18-Carat Violet-Blue Montana Sapphire (Heated)

    $2,100.00

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    Add to cartDone
  • A purple Montana sapphire in our "Serendipity" oval design

    1.39-Carat Steely Blue-Violet Particolored Montana Sapphire (Heated)

    $1,300.00

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

    1.09-Carat Medium Blue Montana Sapphire (Heated)

    $1,900.00

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    Add to cartDone
  • A blue Montana sapphire in a classic emerald cut

    0.56-Carat Medium Blue Montana Sapphire

    $600.00

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

    0.71-Carat Medium Blue Montana Sapphire

    $900.00

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

    0.87-Carat Medium Blue Montana Sapphire

    $1,050.00

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

    1.29-Carat Medium Blue Montana Sapphire (Heated)

    $1,200.00

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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.