Blue

Showing 337–360 of 1181 resultsSorted by latest

  • A 5.54-carat unheated tanzanite (zoisite) with geometric facets rests on a textured light gray surface; the "EARTH'S TREASURY" logo appears at the bottom.

    5.54-Carat Violet-Blue Unheated Tanzanite (Zoisite)

    $3,400.00

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  • A 6.30-carat unheated tanzanite (zoisite) with stunning internal reflections rests on a textured grey surface, with "EARTH'S TREASURY" displayed below.

    6.30-Carat Blue-Green Particolored Unheated Tanzanite (Zoisite)

    $3,800.00

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  • A 1.89-carat round-cut blue-gray spinel shown on a textured light gray surface with the text "Earth's Treasury" below.

    1.89-Carat Sky Blue Spinel

    $2,500.00

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  • A 2.36-carat cushion-cut dark blue spinel is displayed on a textured metallic surface with the text "Earth's Treasury" below.

    2.36-Carat Deep Blue Spinel

    $3,800.00

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  • A 2.74-carat, cushion-cut deep blue spinel is displayed on a light, textured surface with the text “EARTH'S TREASURY” at the bottom.

    2.74-Carat Deep Blue Spinel

    $4,900.00

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  • A 2.80-carat cushion-cut dark blue spinel is shown on a light gray textured surface, with the "Earth's Treasury" logo and text at the bottom.

    2.80-Carat Deep Blue Spinel

    $4,900.00

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    Add to cartDone
  • A 2.00-carat, deep blue oval-cut spinel is displayed on a textured light gray surface with the text "EARTH'S TREASURY" beneath it.

    2.00-Carat Deep Blue Spinel

    $3,900.00

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  • A 2.04-carat oval-cut blue spinel with multiple facets rests on a textured light gray surface. The text "EARTH'S TREASURY" appears at the bottom.

    2.04-Carat Medium Blue Spinel

    $3,950.00

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  • A 1.70-carat cushion-cut deep blue spinel is displayed on a textured gray surface, with the text "EARTH'S TREASURY" below.

    1.70-Carat Deep Blue Spinel

    $2,400.00

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  • A faceted oval 1.29-carat Spinel gemstone resting on a light textured surface, with "EARTH'S TREASURY" text and logo below.

    1.29-Carat Deep Violet-Blue Spinel

    $1,700.00

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  • A 1.42-carat oval-cut deep blue Spinel gemstone rests on a textured gray surface with "EARTH'S TREASURY" below.

    1.42-Carat Dark Blue Spinel

    $1,950.00

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  • A 1.49-carat round, faceted blue spinel is displayed on a textured light gray surface with the text "EARTH'S TREASURY" below.

    1.49-Carat Deep Blue Spinel

    $2,100.00

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  • A round, blue 1.63-carat heated Montana sapphire is shown on a textured metallic surface with the "Earth's Treasury" logo at the bottom.

    1.63-Carat Deep Blue to Purple Color Change Montana Sapphire (Heated)

    $3,700.00

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  • A rectangular 1.57-carat heated Montana Sapphire with step-cut facets is displayed on a textured gray surface, featuring the "Earth's Treasury" logo at the bottom.

    1.57-Carat Cornflower Blue Montana Sapphire (Heated)

    $2,950.00

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  • A 1.45-carat heated Montana sapphire, rectangular and blue with intricate facets, is displayed on a textured metallic surface. The text "EARTH'S TREASURY" appears at the bottom.

    1.45-Carat Medium Blue Montana Sapphire (Heated)

    $2,900.00

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  • A round, faceted 1.55-carat heated Montana sapphire is displayed on a textured, light-colored surface with "EARTH'S TREASURY" beneath it.

    1.55-Carat Sky Blue Montana Sapphire (Heated)

    $1,850.00

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  • A 1.94-carat heated Montana sapphire is displayed on a textured surface with the text "EARTH'S TREASURE" and a logo below it.

    1.94-Carat Sky Blue Montana Sapphire (Heated)

    $4,850.00

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  • A 2.23-carat heated Montana sapphire with a deep blue hue is showcased on a textured, light-toned surface, labeled "Earth's Treasury" at the bottom.

    2.23-Carat Rich Blue Montana Sapphire (Heated)

    $6,700.00

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  • A 1.22-carat heated Montana sapphire, faceted in an oval shape, is displayed on a metallic textured surface with "EARTH'S TREASURY" at the bottom.

    1.22-Carat Rich Blue Montana Sapphire (Heated)

    $1,800.00

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  • A round, faceted 1.52-carat Montana Sapphire (Heated) sparkles on a textured, light-colored surface. Text at the bottom reads "EARTH'S TREASURY.

    1.52-Carat Rich Blue Montana Sapphire (Heated)

    $3,050.00

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  • A 1.26-carat heated Montana sapphire, round and faceted, is shown on a textured gray surface with "Earth's Treasury" at the bottom.

    1.26-Carat Deep Blue Montana Sapphire (Heated)

    $1,600.00

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  • A 1.30-carat heated Montana Sapphire, round brilliant-cut and blue in color, is displayed on a textured light gray surface with "EARTH'S TREASURY" at the bottom.

    1.30-Carat Medium Blue Montana Sapphire (Heated)

    $2,850.00

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  • A 1.37-carat round brilliant-cut heated Montana sapphire sits on a textured light gray surface, with "EARTH'S TREASURY" displayed at the bottom.

    1.37-Carat Sky Blue Montana Sapphire (Heated)

    $1,650.00

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    Add to cartDone
  • 1.50-Carat Montana Sapphire (Heated) in round brilliant cut displayed on a textured light gray surface, with "Earth's Treasury" logo and text at the bottom.

    1.50-Carat Sky Blue Montana Sapphire (Heated)

    $2,550.00

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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.