Solitaire

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  • The “Larisa” ring in 18k yellow gold with a 1.35-carat Montana sapphire is displayed upright against a green textured background with the "Earth's Treasury" logo at the bottom, highlighting its elegance.A gold Larisa Solitaire ring with a clear gemstone is displayed upright before a rough blue stone, labeled "Stacked from 53 images. Method=B (R=8,S=4)" below.

    The “Larisa” Solitaire

    $1,800.00

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  • The “Thalia” Solitaire With 1.23-Carat Montana Sapphire (Heated)The “Thalia” Solitaire With 1.23-Carat Montana Sapphire (Heated)

    The “Thalia” Solitaire

    $1,700.00

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  • The “Capella” ring in 18k white gold, hammered and brushed, with 1.31-Carat Montana SapphireThe “Capella” ring in 18k white gold, hammered and brushed, with 1.31-Carat Montana Sapphire

    The “Capella” Solitaire

    $2,050.00

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  • The "Daphne" ring in 14k yellow gold, set with a 1.71-carat Montana sapphire, stands upright against a green leaf background. The Earth's Treasury logo is shown below.The "Daphne" ring in 14k yellow gold with a 1.71-carat Montana sapphire is shown upright on a textured blue stone, with "Earth's Treasury" branding below.

    The “Daphne” Solitaire

    $1,650.00

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  • A 14k yellow gold "Freya" ring with a 1.51-carat Montana sapphire, shown on a green leaf background. "Earth's Treasury" logo at the bottom.The "Freya" ring in 14k yellow gold with a 1.51-carat Montana sapphire is shown upright on rough blue mineral, with a patterned metallic background and the "Earth's Treasury" logo at the bottom.

    The “Freya” Solitaire

    $2,050.00

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  • The "Calliste" ring in 18K yellow gold with a 1.08-carat Montana sapphire from Calliste Jewelry is shown on a green and white striped plant stem, with the "EARTH'S TREASURY" logo at the bottom.The "Calliste" ring in 18K yellow gold with a 1.08-carat Montana sapphire is shown upright on a gray textured surface, with the "Earth's Treasury" logo and text at the bottom.

    The “Calliste” Solitaire

    $2,400.00

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  • The "Alyssum" ring in 14k yellow gold, featuring a 1.63-carat Montana sapphire in a four-prong setting, rests on a green leaf—with the Earth’s Treasury logo below, inspired by alyssum blooms for an elegant touch.The "Alyssum" ring in 14k yellow gold with a 1.63-carat Montana Sapphire is displayed upright atop a rough blue stone, with the "EARTH'S TREASURY" logo featured below.

    The “Alyssum” Solitaire

    $1,700.00

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  • The "Cathedral" ring in platinum, featuring a 2.16-carat Montana sapphire solitaire, stands upright on a green leaf. "EARTH'S TREASURY" is printed at the bottom of the image.The "Cathedral" ring in platinum with a 2.16-carat Montana sapphire stands upright before a rough blue crystal on textured light gray, evoking solitaire card game elegance. "Earth's Treasury" is displayed at the bottom.

    The “Cathedral” Solitaire

    $1,700.00

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  • An 18K white gold "Cybele" solitaire engagement ring with a 0.96-carat Montana sapphire displayed on a green leaf, with the Earth's Treasury logo at the bottom.The "Cybele" ring in 18K white gold, featuring a 0.96-carat Montana sapphire, is displayed upright on a patterned gray surface. "Earth's Treasury" appears at the bottom.

    The “Cybele” Solitaire

    $1,700.00

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  • A stackable silver ring with a square bezel-set blue gemstone is displayed on a green leaf, with "McMinn, Richard and Gomez, Eric" written below.A solitaire ring with a rough blue gemstone is shown on a gray patterned surface, labeled "McMinn, Richard and Gomez, Eric" below.

    The Stackable “Emma” Solitaire

    $2,200.00

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  • A "Nelisa" solitaire ring in 14K white gold with a 1.51-carat Montana sapphire is displayed on a green leaf. The Earth's Treasury logo is shown at the bottom of the image.The "Nelisa" ring in 14K white gold with a 1.51-carat Montana sapphire is displayed upright before a rough blue stone on a patterned surface, with "EARTH'S TREASURY" shown at the bottom.

    The “Nelisa” Solitaire

    $1,700.00

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  • The "Snowflake" ring in 18K yellow gold, hammered and polished, featuring a 1.80-carat Montana sapphire, stands upright on a green leaf with the Earth's Treasury logo below—evoking the style of Snowflake Solitaire.The "Snowflake" ring in 18K yellow gold, hammered and polished, with a 1.80-carat Montana sapphire is displayed upright on a blue rough stone atop a textured surface, with the Earth’s Treasury logo at the bottom.

    The “Snowflake” Solitaire

    $1,700.00

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  • The "Flora" ring in 18K yellow gold with 1.83-carat Montana sapphireThe "Flora" ring in 18K yellow gold with 1.83-carat Montana sapphire

    The “Flora” Solitaire

    $1,700.00

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  • The "Twyg" ring in 14K white gold with a 2.05-carat Montana sapphire is shown upright on a green Twyg bamboo stalk, with the Earth's Treasury logo at the bottom of the image.The "Twyg" ring in 14K white gold, featuring a 2.05-carat Montana sapphire, is displayed atop a rough blue stone with the text "Earth's Treasury" below.

    The “Twyg” Solitaire

    $1,900.00

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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.