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Showing 121–144 of 165 resultsSorted by latest

  • 1.16-Carat Aqua Blue Montana Sapphire (Heated)

    1.16-Carat Aqua Blue Montana Sapphire (Heated)

    $1,700.00

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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

    1.48-Carat Medium Blue Montana Sapphire (Heated)

    $1,400.00

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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 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
  • 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
  • 1.41-Carat Light Yellow Montana Sapphire (Heated)

    1.41-Carat Light Yellow Montana Sapphire (Heated)

    $1,200.00

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    Add to cartDone
  • 1.47-Carat Sky Blue-Yellow Particolored Montana Sapphire (Heated)

    1.47-Carat Sky Blue-Yellow Particolored Montana Sapphire (Heated)

    $1,600.00

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    Add to cartDone
  • A 1.26-carat blue-green bicolored Montana sapphire (heated), cushion-cut, is shown on a metallic patterned surface with the text "EARTH'S TREASURY" below.

    1.26-Carat Rich Blue-Teal Bicolored Montana Sapphire (Heated)

    $2,100.00

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

    1.26-Carat Medium Blue Montana Sapphire (Heated)

    $1,800.00

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    Add to cartDone
  • 1.26-Carat Dark Blue-Green Montana Sapphire (Heated)

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

    $1,200.00

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

    1.16-Carat Teal Blue Montana Sapphire (Heated)

    $1,950.00

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

    1.22-Carat Deep Peacock Blue Montana Sapphire (Heated)

    $1,650.00

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

    1.37-Carat Deep Blue Montana Sapphire (Heated)

    $1,950.00

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

    1.24-Carat Orange-Yellow Particolored Montana Sapphire (Heated)

    $1,500.00

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

    1.29-Carat Blue-Teal Particolored Montana Sapphire (Heated)

    $1,300.00

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

    1.31-Carat Medium Blue Montana Sapphire (Heated)

    $1,500.00

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

    1.14-Carat Yellow-Green Australian Sapphire (Heated)

    $1,300.00

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

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

    $950.00

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    Add to cartDone
  • 1.42-Carat Gray-Blue Particolored Umba Sapphire

    1.42-Carat Gray-Blue Particolored Umba Sapphire

    $1,400.00

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    Add to cartDone
  • A 1.95-carat blue-green-yellow particolored Montana sapphire (heated) with multifaceted reflections is displayed on a textured gray surface. The Earth’s Treasury logo is visible at the bottom.

    1.95-Carat Blue-Green-Yellow Particolored Montana Sapphire (Heated)

    $3,400.00

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    Add to cartDone
  • A 1.50-carat Rich Teal Montana Sapphire (Heated), round and faceted, is displayed on a textured gray surface with "EARTH'S TREASURY" and a logo at the bottom.

    1.50-Carat Teal Blue Montana Sapphire (Heated)

    $2,900.00

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

    1.20-Carat Yellow Montana Sapphire (Heated)

    $950.00

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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.