Blue

Showing 1057–1080 of 1256 resultsSorted by latest

  • A 4.85-carat Violet Blue Tanzanite (Heated) gemstone, rectangular and faceted, rests on a textured surface with the text “EARTH'S TREASURY” beneath it.

    4.85-Carat Violet Blue Tanzanite

    $2,925.00

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  • 5.26-Carat Medium Blue Tanzanite

    5.26-Carat Medium Blue Tanzanite

    $3,200.00

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  • 6.63-Carat Deep Blue-Purple Tanzanite

    6.63-Carat Deep Blue-Purple Tanzanite

    $4,000.00

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  • A 2.08-carat medium blue tanzanite with intricate facets, set against a textured gray background. The text "Earth's Treasury" appears at the bottom.

    2.08-Carat Violet-Blue Tanzanite

    $950.00

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  • 2.79-Carat Royal Blue Tanzanite

    2.79-Carat Royal Blue Tanzanite

    $1,395.00

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  • A 3.95-carat Bright Blue Tanzanite (heated), faceted with a geometric star pattern, rests on a textured gray surface. The "Earth's Treasury" logo appears at the bottom.

    3.95-Carat Bright Violet-Blue Tanzanite

    $2,150.00

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  • 4.55-Carat Rich Blue Tanzanite

    4.55-Carat Rich Violet-Blue Tanzanite

    $3,100.00

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  • 8.34-Carat Rich Blue Tanzanite

    8.34-Carat Rich Blue Tanzanite

    $5,800.00

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  • 8.76-Carat Royal Blue Tanzanite

    8.76-Carat Royal Blue Tanzanite

    $7,000.00

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  • 9.84-Carat Bright Blue Tanzanite

    9.84-Carat Bright Blue Tanzanite

    $5,900.00

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  • 6.03-Carat Deep Blue Tanzanite

    6.03-Carat Deep Blue Tanzanite

    $4,800.00

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  • A 1.50-carat Rich Blue Montana Sapphire (Heated) rests elegantly on a white surface, its deep blue hue captivating the eye.

    1.50-Carat Rich Blue Montana Sapphire (Heated)

    $3,300.00

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  • 1.03-Carat Medium Blue Montana Sapphire (Heated)

    1.03-Carat Medium Blue Montana Sapphire (Heated)

    $1,700.00

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  • 1.47-Carat Medium Blue Montana Sapphire (Heated)

    1.47-Carat Medium Blue Montana Sapphire (Heated)

    $2,900.00

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  • 0.85-Carat Medium Blue Montana Sapphire (Heated)

    0.85-Carat Medium Blue Montana Sapphire (Heated)

    $850.00

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  • 1.60-Carat Rich Blue Montana Sapphire (Heated)

    1.60-Carat Rich Blue Montana Sapphire (Heated)

    $3,200.00

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  • 0.62-Carat Light Sky Blue Montana Sapphire (Heated)

    0.62-Carat Light Sky Blue Montana Sapphire (Heated)

    $625.00

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  • 0.75-Carat Medium Blue Montana Sapphire (Heated)

    0.75-Carat Medium Blue Montana Sapphire (Heated)

    $750.00

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  • A 1.62-carat rich blue-green-yellow particolored Montana Sapphire (heated) with a square cushion cut rests on a textured gray surface. The "EARTH'S TREASURY" logo is visible at the bottom.

    1.62-Carat Rich Blue-Yellow Particolored Montana Sapphire

    $3,650.00

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  • 3.91-Carat Deep Blue Tanzanite

    3.91-Carat Deep Blue Tanzanite

    $2,300.00

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  • 3.92-Carat Cobalt Blue Tanzanite

    3.92-Carat Cobalt Blue Tanzanite

    $2,300.00

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  • 6.51-Carat Deep Blue Tanzanite

    6.51-Carat Deep Blue Tanzanite

    $4,200.00

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  • 6.88-Carat Rich Violet-Blue Tanzanite

    6.88-Carat Rich Violet-Blue Tanzanite

    $4,300.00

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  • 6.87-Carat Deep Blue Tanzanite

    6.87-Carat Deep Blue Tanzanite

    $4,600.00

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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.