Blue-Green, Deep

Showing 73–96 of 174 resultsSorted by latest

  • A 2.40-carat cushion-cut Montana sapphire with a blue hue is showcased on a textured surface featuring the "Earth's Treasury" logo.

    2.40-Carat Deep Peacock Blue Montana Sapphire (Heated)

    $3,800.00

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  • A 2.07-carat Montana sapphire (heated) sits on a textured surface, with "Earth's Treasury" below.

    2.07-Carat Deep Peacock Blue Montana Sapphire (Heated)

    $6,200.00

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    Add to cartDone
  • A 2.83-carat Montana Sapphire (heated), round and dark blue with visible facets, set against a textured gray surface.

    2.83-Carat Deep Blue-Green Montana Sapphire (Heated)

    $5,100.00

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    Add to cartDone
  • A 1.64-carat pear-shaped Montana sapphire, heated and dark blue with facets, rests on a textured gray surface.

    1.64-Carat Dark Blue-Green Montana Sapphire (Heated)

    $1,900.00

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    Add to cartDone
  • A 2.72-carat Montana Sapphire with a dark, deep blue hue and multiple facets rests on a textured surface. Below the gem, text reads "Earth's Treasury.

    2.72-Carat Near Black Montana Sapphire (Heated)

    $2,200.00

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    Add to cartDone
  • A round faceted blue-green 1.50-carat Montana Sapphire (heated) rests on a textured surface with the words "Earth's Treasury" below.

    1.50-Carat Deep Blue-Green Montana Sapphire (Heated)

    $2,400.00

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    Add to cartDone
  • A brilliantly faceted round blue gem rests on a textured surface, with the "Earth's Treasury" logo elegantly displayed beneath it, showcasing the 1.28-Carat Montana Sapphire (Heated).

    1.28-Carat Deep Peacock Blue Montana Sapphire (Heated)

    $2,250.00

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

    1.03-Carat Deep Blue-Green Montana Sapphire (Heated)

    $1,550.00

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    Add to cartDone
  • 1.76-Carat Rich Blue-Teal Particolored Montana Sapphire (Heated)

    1.76-Carat Rich Blue-Teal Particolored Montana Sapphire (Heated)

    $3,350.00

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

    3.30-Carat Deep Peacock Blue Montana Sapphire (Heated)

    $9,800.00

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

    1.01-Carat Deep Peacock Blue Montana Sapphire (Heated)

    $1,800.00

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    Add to cartDone
  • 1.15-Carat Dark Peacock Blue Montana Sapphire (Heated)

    1.15-Carat Dark Peacock Blue Montana Sapphire (Heated)

    $1,700.00

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

    1.54-Carat Deep Blue-Green Montana Sapphire (Heated)

    $3,100.00

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

    1.27-Carat Deep Blue-Green Montana Sapphire (Heated)

    $2,500.00

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    Add to cartDone
  • A close-up of a round brilliant-cut 1.53-Carat Royal Blue Ceylon Sapphire (Heated) resting on a textured surface. The gemstone has intricate facets, creating a striking star-like pattern when reflecting light. The text "EARTH'S TREASURY" is visible at the bottom of the image.

    1.06-Carat Deep Blue-Green Madagascar Sapphire

    $2,100.00

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    Add to cartDone
  • 1.33-Carat Deep Blue-Green Particolored Australian Sapphire (Heated)

    1.33-Carat Deep Blue-Green Particolored Australian Sapphire (Heated)

    $1,500.00

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    Add to cartDone
  • 1.19-Carat Deep Blue-Green Particolored Australian Sapphire (Heated)

    1.19-Carat Deep Blue-Green Particolored Australian Sapphire (Heated)

    $1,350.00

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    Add to cartDone
  • 1.32-Carat Deep Blue-Green Particolored Australian Sapphire (Heated)

    1.32-Carat Deep Blue-Green Particolored Australian Sapphire (Heated)

    $1,700.00

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    Add to cartDone
  • 1.58-Carat Midnight Blue-Green Australian Sapphire (Heated)

    1.58-Carat Midnight Blue-Green Australian Sapphire (Heated)

    $1,600.00

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    Add to cartDone
  • 1.79-Carat Deep Blue-Green Australian Sapphire (Heated)

    1.79-Carat Deep Blue-Green Australian Sapphire (Heated)

    $2,600.00

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    Add to cartDone
  • 2.06-Carat Near Black Australian Sapphire (Heated)

    2.06-Carat Near Black Australian Sapphire (Heated)

    $1,700.00

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    Add to cartDone
  • 1.34-Carat Midnight Blue-Green Australian Sapphire (Heated)

    1.34-Carat Midnight Blue-Green Australian Sapphire (Heated)

    $1,700.00

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    Add to cartDone
  • 1.63-Carat Midnight Blue-Green Australian Sapphire (Heated)

    1.63-Carat Midnight Blue-Green Australian Sapphire (Heated)

    $1,900.00

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    Add to cartDone
  • 1.15-Carat Midnight Blue-Green Australian Sapphire (Heated)

    1.15-Carat Midnight Blue-Green Australian Sapphire (Heated)

    $1,100.00

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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.