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  • A green Montana sapphire in our "Apios" pear-shaped design

    1.17-Carat Green Australian Sapphire (Heated)

    $1,100.00

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  • A blue-green Australian Sapphire in our "Fourth of July" rectangle design

    0.86-Carat Teal Blue Australian Sapphire (Heated)

    $850.00

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  • A blue Australian Sapphire in our "Serendipity" oval design

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

    $800.00

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  • 0.57-Carat Pale Lavender Montana Sapphire (Heated)

    0.57-Carat Pale Lavender Montana Sapphire (Heated)

    $550.00

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  • 0.59-Carat Yellow-Orange Particolored Montana Sapphire (Heated)

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

    $600.00

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  • 1.27-Carat Medium-Sky Blue Particolored Montana Sapphire (Heated)

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

    $1,800.00

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  • 1.60-Carat Medium Blue Montana Sapphire (Heated)

    1.60-Carat Medium Blue Montana Sapphire (Heated)

    $3,600.00

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

    0.93-Carat Pale Aqua Blue Montana Sapphire (Heated)

    $950.00

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  • 1.00-Carat Teal Blue Montana Sapphire (Heated)

    1.00-Carat Teal Blue Montana Sapphire (Heated)

    $1,250.00

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  • 0.87-Carat Pale Gray-Blue Montana Sapphire (Heated)

    0.87-Carat Pale Gray-Blue Montana Sapphire (Heated)

    $800.00

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  • 0.86-Carat Aqua Blue Montana Sapphire (Heated)

    0.86-Carat Aqua Blue Montana Sapphire (Heated)

    $850.00

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

    0.89-Carat Pale Aqua Blue Montana Sapphire (Heated)

    $900.00

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  • 0.63-Carat Near Colorless Montana Sapphire

    0.63-Carat Near Colorless Montana Sapphire

    $650.00

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  • 1.76-Carat Yellow Montana Sapphire

    1.76-Carat Yellow Montana Sapphire

    $3,500.00

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  • 0.87-Carat Medium Blue Montana Sapphire (Heated)

    0.87-Carat Medium Blue Montana Sapphire (Heated)

    $875.00

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  • 0.79-Carat Aqua Blue Montana Sapphire (Heated)

    0.79-Carat Aqua Blue Montana Sapphire (Heated)

    $800.00

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

    0.86-Carat Medium Blue Montana Sapphire (Heated)

    $800.00

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    Add to cartDone
  • A 1.47-carat gold-green particolored Montana Sapphire (heated) with a round, brilliant cut rests on a textured gray surface; the "Earth's Treasury" logo appears below.

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

    $2,700.00

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  • 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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  • 1.11-Carat Peacock Blue Montana Sapphire (Heated)

    1.11-Carat Peacock Blue Montana Sapphire (Heated)

    $1,900.00

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  • A 2.75-carat golden yellow Montana sapphire with a faceted surface set against a textured silver background, labeled "Earth's Treasury.

    2.75-Carat Golden Yellow Montana Sapphire (Heated)

    $7,200.00

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  • 6.72-Carat Royal Blue Tanzanite

    6.72-Carat Royal Blue Tanzanite

    $5,400.00

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  • A 1.15-carat hot pink Ceylon sapphire, heated and cushion-cut, rests on a textured surface, exhibiting a symmetrical pattern with a radiant inner glow.

    1.15-Carat Hot Pink Ceylon Sapphire (Heated)

    $2,300.00

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  • A 3.00-carat rich blue-light blue prticolored Ceylon sapphire with intricate cuts rests on a textured surface, under the "Earth's Treasury" text.

    3.00-Carat Rich-Sky Blue Particolored Ceylon Sapphire (Heated)

    $9,000.00

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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.