Radiant Rectangle

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  • A rectangular, dark teal 1.55-carat Australian sapphire (heated) with facets is placed on a textured gray surface. Text below reads "Earth's Treasury.

    1.55-Carat Near Black Australian Sapphire (Heated)

    $950.00

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  • A 1.59-carat Australian Sapphire (heated), rectangular with faceted edges, rests on a textured gray surface.

    1.59-Carat Near Black Australian Sapphire (Heated)

    $950.00

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  • 1.16-Carat Light Violet-Blue Ceylon Sapphire

    1.16-Carat Light Violet-Blue Ceylon Sapphire

    $2,300.00

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  • A 1.68-carat Ceylon Sapphire, a rectangular faceted blue gemstone, sits on a textured surface with the "Earth's Treasury" logo at the bottom.

    1.68-Carat Near Colorless Ceylon Sapphire

    $4,350.00

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  • A faceted, rectangular light green 0.98-carat Montana sapphire (heated) is showcased against a textured backdrop. Below the gemstone, the words "Earth's Treasury" are visible.

    0.98-Carat Yellow Montana Sapphire (Heated)

    $800.00

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  • A 1.00-carat faceted rectangular gemstone shines in a deep peacock blue on a textured light gray surface. This heated Montana Sapphire captivates with its rich color and brilliance. At the bottom, the logo reads "Earth's Treasury.

    1.00-Carat Gray-Aqua Montana Sapphire (Heated)

    $1,500.00

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  • A 1.02-carat square-cut Ceylon Sapphire with intricate facets rests on a textured surface, labeled "Earth's Treasury" below.

    1.02-Carat Light Sky Blue Ceylon Sapphire

    $2,050.00

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  • A 2.13-carat Ceylon Sapphire, featuring a light blue square cut and intricate facets, is positioned on a textured surface.

    2.13-Carat Light Sky Blue Ceylon Sapphire

    $4,900.00

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  • A 1.44-carat Ceylon Sapphire, square and light blue with intricate faceting, rests on a textured surface, labeled "Earth's Treasury" at the bottom.

    1.44-Carat Light Sky Blue Ceylon Sapphire

    $3,100.00

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  • A square-cut 1.86-carat Ceylon Sapphire is showcased on a textured surface, with the "Earth's Treasury" logo visible at the bottom.

    1.86-Carat Sky Blue Ceylon Sapphire (Heated)

    $4,650.00

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  • A 2.68-carat Ceylon Sapphire, with complex facets and a sparkling blue hue, rests on a textured surface.

    2.68-Carat Light Cornflower Blue Ceylon Sapphire

    $7,900.00

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  • A 1.42-carat Ceylon sapphire, rectangular with faceted cuts, rests on a textured gray surface marked "Earth's Treasury.

    1.42-Carat Light Violet-Blue Ceylon Sapphire

    $3,300.00

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  • A 0.68-carat rectangular-cut blue Montana sapphire placed on a textured surface, with the text "Earth's Treasury" beneath it.

    0.68-Carat Sky Blue Montana Sapphire (Heated)

    $680.00

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  • A 1.12-carat Montana sapphire in a faceted yellow-green hue is showcased on a textured surface, accompanied by the "Earth's Treasury" brand logo below.

    1.12-Carat Light Yellow Montana Sapphire (Heated)

    $1,250.00

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  • The "Celosia" ring in 14k yellow gold, featuring a 1.86-carat Montana sapphire center and accented by smaller clear stones, is displayed on a green leaf against a metallic backdrop.Gold ring named "Celosia" in 14k yellow gold with a 1.86-carat Montana sapphire, displayed on a textured surface background. The name "Earth's Treasury" appears at the bottom.

    The “Celosia” Seven-Stone Ring

    $2,750.00

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  • The "Concordia" ring in 14k yellow gold features a 0.94-carat Montana sapphire center, flanked by two round blue stones and two tapered clear stones, displayed vertically on a green stem with "Earth's Treasury" branding below.The "Concordia" ring in 14k yellow gold, featuring a 0.94-carat Montana sapphire, is displayed upright against a rough bluish stone with a textured gray background.

    The “Concordia” Five-Stone Ring

    $2,950.00

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  • The "Hera" ring in 18k yellow gold features a 2.88-carat rectangular emerald center stone and two trapezoid-cut side diamonds, displayed on a green striped surface.The "Hera" ring in 18k yellow gold with a 2.88-carat emerald is displayed upright, highlighting its side setting against a geometric background with the text "EARTH'S TREASURY" at the bottom.

    The “Hera” Three-Stone Ring

    $4,100.00

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  • The "Dinara" ring in 14K yellow gold features a 1.72-carat Australian sapphire and two clear side stones, displayed on a green leaf background with "Earth's Treasury" text at the bottom.The "Dinara" ring in 14K yellow gold, featuring a 1.72-carat Australian sapphire, stands upright on a textured stone background with the Earth’s Treasury logo at the bottom.

    The “Dinara” Three-Stone Ring

    $2,900.00

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  • The "Olympia" ring in 18k yellow gold features a 1.18-carat rectangular ruby flanked by two smaller clear gemstones, set on a green leaf surface.18k yellow gold "Olympia" ring featuring a 1.18-carat ruby and clear stones on a textured surface, labeled "Earth's Treasury.

    The “Olympia” Three-Stone Ring

    $3,300.00

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  • The "Kaelin" Ring in 14k yellow gold features a 1.00-carat round Ceylon sapphire center, flanked by two oval white stones, displayed on a green leaf background.The "Kaelin" Ring in 14k yellow gold with a 1.00-carat Ceylon sapphire is shown upright in a prong setting on a dark stone background, viewed from the side. The "Earth's Treasury" logo appears at the bottom.

    The “Kaelin” Three-Stone Ring

    $2,900.00

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  • The "Lobelia" ring in platinum features a 1.19-carat Montana sapphire at its center, accented by white marquise and pear-shaped stones, beautifully displayed on a green leaf.A close-up side view of the "Lobelia" ring in platinum with a 1.19-carat Montana sapphire, displayed upright against a rough blue-green stone, with the Earth's Treasury logo at the bottom.

    The “Lobelia” Cluster Ring

    $2,900.00

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  • The "Liana" ring in 18k yellow gold features a 1.50-carat round Australian sapphire at its center, accented by marquise and round white stones, shown resting on a green leaf.The "Liana" ring in 18k yellow gold with a 1.50-carat Australian sapphire stands upright on a rough blue stone, set against a geometric patterned background with "EARTH'S TREASURY" at the bottom.

    The “Liana” Cluster Ring

    $2,900.00

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  • The "Marilyn" ring in 18k yellow gold features a 3.20-carat cushion-cut Ceylon sapphire and diamond-accented band, displayed on a green leaf with Earth’s Treasury logo at the bottom.The "Marilyn" ring in 18k yellow gold features an intricate band and a 3.20-carat Ceylon sapphire in a four-prong setting, shown upright on a textured gray surface.

    The “Marilyn” Ring

    $2,450.00

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  • The "Graciella" ring in 14k white gold features a 1.27-carat hexagon Montana sapphire with a diamond halo and intertwining diamond band, shown on a green leaf.The "Graciella" ring in 14k white gold with a 1.27-carat Montana sapphire stands upright on a textured gray surface, with the "EARTH'S TREASURY" logo visible at the bottom.

    The “Graciella” Halo Ring

    $3,200.00

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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.