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  • 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
  • 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 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
  • 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
  • 0.69-Carat Pink Umba Sapphire

    0.69-Carat Pink Umba Sapphire

    $500.00

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

    0.97-Carat Rich Blue Montana Sapphire (Heated)

    $950.00

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

    0.99-Carat Medium Blue Montana Sapphire (Heated)

    $950.00

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

    1.00-Carat Steely Blue Montana Sapphire (Heated)

    $1,250.00

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    Add to cartDone
  • 0.66-Carat Aqua Blue Songea Sapphire

    0.66-Carat Aqua Blue Songea Sapphire

    $650.00

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    Add to cartDone
  • 0.89-Carat Deep Orange Montana Sapphire (Heated)

    0.89-Carat Deep Orange Montana Sapphire (Heated)

    $800.00

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    Add to cartDone
  • 0.97-Carat Aqua Blue Montana Sapphire (Heated)

    0.97-Carat Aqua Blue Montana Sapphire (Heated)

    $1,000.00

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

    0.93-Carat Medium Blue Montana Sapphire (Heated)

    $850.00

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    Add to cartDone
  • 0.97-Carat Robin's Egg Blue Montana Sapphire (Heated)

    0.97-Carat Robin’s Egg Blue Montana Sapphire (Heated)

    $950.00

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

    1.00-Carat Rich Blue Montana Sapphire (Heated)

    $1,900.00

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    Add to cartDone
  • 0.69-Carat Aqua Blue Montana Sapphire

    0.69-Carat Aqua Blue Montana Sapphire

    $725.00

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

    0.93-Carat Teal Blue Montana Sapphire (Heated)

    $900.00

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    Add to cartDone
  • 0.70-Carat Gold-Yellow Bicolored Montana Sapphire (Heated)

    0.70-Carat Gold-Yellow Bicolored Montana Sapphire (Heated)

    $700.00

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

    0.95-Carat Teal Blue Montana Sapphire (Heated)

    $850.00

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

    0.97-Carat Medium Blue Montana Sapphire (Heated)

    $700.00

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    Add to cartDone
  • 0.78-Carat Yellow-Green Montana Sapphire (Heated)

    0.78-Carat Yellow-Green Montana Sapphire (Heated)

    $600.00

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

    0.82-Carat Teal Blue Montana Sapphire (Heated)

    $850.00

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

    0.87-Carat Aqua Blue Montana Sapphire (Heated)

    $950.00

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    Add to cartDone
  • A white Umba sapphire in a classic diamond round brilliant design

    0.81-Carat Colorless Umba Sapphire

    $600.00

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

    0.85-Carat Steely Blue Umba Sapphire

    $700.00

    -

    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.