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Showing 97–120 of 168 resultsSorted by latest

  • A 2.14-carat Robin's Egg Blue Montana Sapphire (heated) sits on a textured gray surface. The gemstone's intricate facets reflect light, showcasing its clarity and brilliance. Below the gem, the text reads "EARTH'S TREASURY" with a small emblem in between the words.

    0.82-Carat Sky Blue Montana Sapphire (Heated)

    $820.00

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    Add to cartDone
  • 1.14-Carat Sky Blue Sapphire

    1.14-Carat Sky Blue Sapphire

    $1,950.00

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    Add to cartDone
  • 1.41-Carat Cornflower Blue Ceylon Sapphire

    1.41-Carat Cornflower Blue Ceylon Sapphire

    $4,250.00

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    Add to cartDone
  • 1.09-Carat Sky Blue Montana Sapphire (Heated)

    1.09-Carat Sky Blue Montana Sapphire (Heated)

    $1,600.00

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    Add to cartDone
  • 1.24-Carat Teal Blue Montana Sapphire (Heated)

    1.24-Carat Teal Blue Montana Sapphire (Heated)

    $1,900.00

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    Add to cartDone
  • 1.00-Carat Light Sky Blue Montana Sapphire

    1.00-Carat Light Sky Blue Montana Sapphire

    $1,900.00

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    Add to cartDone
  • 0.82-Carat Sky Blue Montana Sapphire (Heated)

    0.82-Carat Sky Blue Montana Sapphire (Heated)

    $750.00

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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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    Add to cartDone
  • A deep blue, faceted 1.78-Carat Ceylon Sapphire with an octagonal shape rests on a textured metallic surface. The words "EARTH'S TREASURY" appear below.

    1.78-Carat Royal Blue-Teal Bicolored Madagascar Sapphire

    $5,300.00

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

    1.09-Carat Medium Blue Montana Sapphire (Heated)

    $800.00

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    Add to cartDone
  • 1.32-Carat Yellow Australian Sapphire (Heated)

    1.32-Carat Yellow Australian Sapphire (Heated)

    $1,900.00

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    Add to cartDone
  • 0.84-Carat Sky Blue Montana Sapphire (Heated)

    0.84-Carat Sky Blue Montana Sapphire (Heated)

    $850.00

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    Add to cartDone
  • An aqua Montana sapphire in our "Stella" square cushion design

    0.90-Carat Aqua Blue Montana Sapphire (Heated)

    $900.00

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    Add to cartDone
  • An aqua Montana sapphire in our "Hyperbola" oval design

    1.11-Carat Pale Aqua-Sky Particolored Montana Sapphire (Heated)

    $1,350.00

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    Add to cartDone
  • 1.24-Carat Golden Yellow Montana Sapphire (Heated)

    1.24-Carat Golden Yellow Montana Sapphire (Heated)

    $1,500.00

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

    1.16-Carat Medium Blue Montana Sapphire (Heated)

    $1,600.00

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

    1.18-Carat Medium Blue Montana Sapphire (Heated)

    $1,600.00

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    Add to cartDone
  • 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 "Hyperbola" oval design

    1.04-Carat Pale Sky Blue Montana Sapphire (Heated)

    $1,700.00

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    Add to cartDone
  • A blue Australian Sapphire in our "Stella" square cushion design

    0.89-Carat Near Black Australian Sapphire (Heated)

    $800.00

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    Add to cartDone
  • 1.22-Carat Lemon Yellow Australian Sapphire (Heated)

    1.22-Carat Lemon Yellow Australian Sapphire (Heated)

    $1,250.00

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    Add to cartDone
  • 0.82-Carat Near Colorless Montana Sapphire (Heated)

    0.82-Carat Near Colorless Montana Sapphire (Heated)

    $800.00

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    Add to cartDone
  • 1.00-Carat Teal Blue Montana Sapphire (Heated)

    1.00-Carat Teal Blue Montana Sapphire (Heated)

    $1,250.00

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

    1.14-Carat Medium Blue Montana 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.