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  • The “Aislinn” ring in 14k rose gold showcases a 1.69-carat Montana sapphire and Celtic-inspired details, elegantly photographed on a green textured background.The "Aislinn" ring in 14k rose gold features a 1.69-carat Montana sapphire and an intricate band, standing upright on a textured grey background with the Earth's Treasury logo at the bottom.

    The “Aislinn” Ring

    $2,350.00

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  • The "Nadine" ring in 14k white gold with 0.77-carat Montana sapphireThe "Nadine" ring in 14k white gold with 0.77-carat Montana sapphire

    The “Nadine” Ring

    $2,200.00

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  • The "Pirouette" ring features a 1.17-carat round Australian Sapphire set in 18K yellow gold, accented by small white gems along the band, and is shown displayed on a green surface.The "Pirouette" ring in 18K yellow gold with a 1.17-carat Australian Sapphire stands upright in prongs on a textured gray surface, with “EARTH'S TREASURY” displayed below.

    The “Pirouette” Diamond-Accented Solitaire

    $1,900.00

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  • The "Alora" ring in 14k yellow gold with 0.97-Carat Montana SapphireThe "Alora" ring in 14k yellow gold with 0.97-Carat Montana Sapphire

    The “Alora” Solitaire

    $1,700.00

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  • The Minimal "Anemone" ring in 14K yellow gold features a 1.46-carat round Montana sapphire in a six-prong solitaire setting, shown on a green background with "Earth's Treasury" below.The Minimal "Anemone" ring in 14k yellow gold with a 1.46-carat Montana sapphire is showcased solitaire atop a rough blue crystal, against a textured gray background. The text "EARTH'S TREASURY" appears below.

    The Minimal “Anemone” Solitaire

    $1,700.00

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  • The "Guinevere" Band in platinumThe "Guinevere" Band in platinum

    The “Guinevere” Band

    $1,500.00

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  • The "Magnolia" band in platinum, featuring three marquise and pear-cut gemstones, rests on a rough blue crystal with a geometric patterned background and the “Earth’s Treasury” logo below.The "Magnolia" band in platinum, featuring three marquise and pear-cut gemstones, rests on a rough blue crystal with a geometric patterned background and the “Earth’s Treasury” logo below.

    The “Magnolia” Band

    $1,900.00

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  • The "Ivey" band in 18K yellow gold features a twisted design with delicate leaf accents and two sparkling diamonds, shown resting on a rough blue crystal.The "Ivey" band in 18K yellow gold features a twisted design with delicate leaf accents and two sparkling diamonds, shown resting on a rough blue crystal.

    The “Ivey” Band

    $1,500.00

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  • The "Posey" band in 18K yellow gold with a geometric design is displayed upright before a rough blue gemstone, set against a textured gray background with the Earth's Treasury logo below.The "Posey" band in 18K yellow gold with a geometric design is displayed upright before a rough blue gemstone, set against a textured gray background with the Earth's Treasury logo below.

    The “Posey” Band

    $2,100.00

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  • The “Fleur” ring in platinum with 1.43-Carat Green Montana SapphireThe “Fleur” ring in platinum with 1.43-Carat Green Montana Sapphire

    The “Fleur” Solitaire

    $1,700.00

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  • The "Minna" ring in 14K white gold with a 1.07-carat Montana sapphire is displayed on a green, striped leaf. The curved, modern design and the "Earth’s Treasury" logo are visible below.The "Minna" ring in 14K white gold featuring a 1.07-carat Montana sapphire sits on a rough blue stone atop a textured gray surface, with the "Earth's Treasury" logo displayed below.

    The “Minna” Solitaire

    $2,050.00

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  • The “Alani” ring in 14k white gold with a 1.28-carat Montana sapphire is displayed on a green background, accented by six small round diamonds and the "Earth's Treasury" jewelry logo below.The Stacked from 55 images. Method=B (R=1,S=1) ring with a large blue gemstone is displayed upright against a rough blue stone on a textured gray surface, with the Earth’s Treasury logo at the bottom.

    The “Alani” Cluster Ring

    $2,300.00

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  • The “Serafina” Halo Ring in 18k yellow gold with 1.21-carat Montana sapphireThe “Serafina” Halo Ring in 18k yellow gold with 1.21-carat Montana sapphire

    The “Serafina” Halo Ring

    $3,050.00

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  • The “Ivey” ring in platinum with 1.64-Carat Montana SapphireThe “Ivey” ring in platinum with 1.64-Carat Montana Sapphire

    The “Ivey” Solitaire

    $1,950.00

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  • The “Holly” Ring in 14k yellow gold with 2.43-Carat Montana SapphireThe “Holly” Ring in 14k yellow gold with 2.43-Carat Montana Sapphire

    The “Holly” Cluster Ring

    $2,500.00

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  • The "Posey" ring in 14k rose gold features a 1.38-carat Montana sapphire center gemstone with marquise-shaped white side stones, displayed on a green leaf with the Earth’s Treasury logo below.The "Posey" ring in 14k rose gold with a 1.38-carat Montana sapphire is displayed on a blue mineral and patterned surface.

    The “Posey” Cluster Ring

    $3,200.00

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  • The "Linden" Ring in Platinum with 1.76-Carat Montana SapphireThe "Linden" Ring in Platinum with 1.76-Carat Montana Sapphire

    The “Linden” Ring

    $2,450.00

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  • The “Briar” in Platinum with 2.05-Carat Montana SapphireThe “Briar” in Platinum with 2.05-Carat Montana Sapphire

    The “Briar” Diamond-Accented Solitaire

    $2,450.00

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  • The "Deliah" Band in 14k Yellow goldThe "Deliah" Band in 14k Yellow gold

    The “Deliah” Band

    $2,100.00

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  • The "Deliah" ring in 14k yellow gold with 1.82-carat Montana sapphireThe "Deliah" ring in 14k yellow gold with 1.82-carat Montana sapphire

    The “Deliah” Ring

    $2,900.00

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  • The “Magnolia” Ring in platinum with 1.59-Carat Montana SapphireThe “Magnolia” Ring in platinum with 1.59-Carat Montana Sapphire

    The “Magnolia” Ring

    $2,300.00

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  • Stacked from 39 images. Method=B (R=8, S=4) gold Gaia ring with large oval blue gemstone and two textured gold bands, displayed on a green leaf. 'Earth's Treasury' logo and text below.The "Gaia" ring in 14k yellow gold, featuring a 4.63-carat Montana Sapphire, stands upright on rough gray stone, with the Earth's Treasury logo at the bottom of the image.

    The “Gaia” Double Pave Ring

    $3,500.00

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  • The "Guanyin" ring in 18K yellow gold, featuring a 1.94-carat Malaia garnet, is displayed on dark stone with a geometric patterned background.The "Guanyin" ring in 18K yellow gold, featuring a 1.94-carat Malaia garnet, is displayed on dark stone with a geometric patterned background.

    The “Guanyin” Ring

    $2,250.00

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  • The “Elenin” Ring with 1.47-Carat Montana Sapphire (Heated)The “Elenin” Ring with 1.47-Carat Montana Sapphire (Heated)

    The “Elenin” Solitaire

    $1,700.00

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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.