Classic

Showing 97–120 of 221 resultsSorted by latest

  • The "Mavis" ring in 14k yellow gold, upgraded with 4.5mm diamonds, with 2.09-carat Montana sapphireThe "Mavis" ring in 14k yellow gold, upgraded with 4.5mm diamonds, with 2.09-carat Montana sapphire

    The Cathedral “Mavis” Three-Stone Ring

    $2,700.00

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  • A platinum "Winnie" ring featuring a 0.95-carat Montana sapphire, beautifully set against a vibrant green leaf backdrop in a twisted design.The "Winnie" ring, crafted in platinum with a 0.95-carat Montana sapphire, elegantly displayed on a textured blue-green surface like the soothing notes of music.

    The “Winnie” Solitaire

    $1,800.00

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  • The Wide "Twyg" Sapphire Ring in 14k white gold with orange sapphireThe Wide "Twyg" Sapphire Ring in 14k white gold with orange sapphire

    The Wide “Twyg” Sapphire Ring

    $3,300.00

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  • The "Alene" band in 14K white gold with an empty prong setting stands upright against a blue-green rough gemstone, with the Earth's Treasury logo visible at the bottom.The "Alene" band in 14K white gold with an empty prong setting stands upright against a blue-green rough gemstone, with the Earth's Treasury logo visible at the bottom.

    The “Alene” Band

    $1,950.00

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  • The Pave "Katya" ring in platinum with 1.60-Carat Montana SapphireThe Pave "Katya" ring in platinum with 1.60-Carat Montana Sapphire

    The Pave “Katya” Hidden Halo Ring

    $2,450.00

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  • The "Narcissus" in 18k yellow gold with 1.27-carat Australian sapphireThe "Narcissus" in 18k yellow gold with 1.27-carat Australian sapphire

    The “Narcissus” Solitaire

    $1,950.00

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  • The Milgrain “Cathedral” Solitaire with 1.42-Carat Fuchsia Pink Mahenge GarnetThe Milgrain “Cathedral” Solitaire with 1.42-Carat Fuchsia Pink Mahenge Garnet

    The Milgrain “Cathedral” Solitaire

    $1,900.00

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  • The “Toi Et Moi” Emerald-Cut in 14k yellow gold with 1.60-Carat Maine TourmalineThe “Toi Et Moi” Emerald-Cut in 14k yellow gold with 1.60-Carat Maine Tourmaline

    The “Toi Et Moi” with Emerald-Cut Diamond

    $2,650.00

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  • The "Carina" band in 14k white goldThe "Carina" band in 14k white gold

    The “Carina” Band

    $2,200.00

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  • The "Alocasia" ring in 18K white gold features a 1.00-carat rectangular Montana sapphire and two round diamonds, shown atop a rough blue crystal with the "Earth's Treasury" logo below.The "Alocasia" ring in 18K white gold features a 1.00-carat rectangular Montana sapphire and two round diamonds, shown atop a rough blue crystal with the "Earth's Treasury" logo below.

    The “Alocasia” Three-Stone Ring

    $2,100.00

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  • The "Carina" ring in 14k white gold, featuring a 1.53-carat Montana Sapphire flanked by marquise-cut gems, is displayed on a green plant stem. The "Earth's Treasury" logo appears at the bottom, enhancing its elegance.A "Carina" ring in 14k white gold with a 1.53-carat Montana sapphire is shown upright from the side on a textured surface, featuring the "Earth’s Treasury" logo at the bottom.

    The “Carina” Ring

    $2,400.00

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  • The "Volta" Band in 14k yellow goldThe "Volta" Band in 14k yellow gold

    The “Volta” Band

    $1,800.00

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  • The "Meuse" band in 20k pink goldThe "Meuse" band in 20k pink gold

    The “Meuse” Band

    $2,200.00

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  • The "Vienne" band in 14k yellow goldThe "Vienne" band in 14k yellow gold

    The “Vienne” Band

    $1,900.00

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  • The "Siobhan" band in 14k rose goldThe "Siobhan" band in 14k rose gold

    The “Siobhan” Band

    $1,950.00

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  • The "Mila" in 14k rose gold, hammered and brushed, with 1.93-Carat Montana SapphireThe "Mila" in 14k rose gold, hammered and brushed, with 1.93-Carat Montana Sapphire

    The “Mila” Solitaire

    $1,700.00

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  • The "Multiflora" ring in 14k white gold with 1.53-Carat Montana SapphireThe "Multiflora" ring in 14k white gold with 1.53-Carat Montana Sapphire

    The “Multiflora” Trellis Three-Stone Ring

    $2,450.00

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  • The "Armando" ring features a 1.57-carat round Montana sapphire set in silver and gold, displayed on a green and white stem with the Earth’s Treasury logo below.The "Armando" ring, crafted in silver and gold with a 1.57-carat Montana sapphire, stands upright framing a raw blue mineral on a textured gray surface. The "Earth's Treasury" logo appears below.

    The “Armando” Ring

    $8,500.00

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  • The "Clint" in platinum and 18k yellow gold with 2.59-carat Montana sapphireThe "Clint" in platinum and 18k yellow gold with 2.59-carat Montana sapphire

    The “Clint” Ring

    $8,300.00

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  • The "Perseus" ring in platinum and 18k yellow gold with custom-cut diamondThe "Perseus" ring in platinum and 18k yellow gold with custom-cut diamond

    The “Perseus” Ring

    $8,300.00

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  • The "Galina" ring in 18k yellow gold with a 1.34-carat Spinel has a round red center stone and marquise clear accents, displayed on a green surface above the "Earth's Treasury" logo.The "Galina" ring in 18k yellow gold with a 1.34-carat Spinel stands upright before a rough blue stone on a textured gray surface, with the Earth's Treasury logo at the bottom.

    The “Galina” Ring

    $2,900.00

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  • The "Marne" band in 14k white goldThe "Marne" band in 14k white gold

    The “Marne” Band

    $1,950.00

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  • The Engraved "Cathedral" ring in 14K white gold with a 2.75-carat square-cut Tanzanite is displayed vertically against a green plant, with the "Earth's Treasury" logo at the bottom.The Engraved "Cathedral" ring in 14K white gold with a 2.75-carat Tanzanite rests on a rough blue crystal, with the Earth's Treasury logo below on a patterned gray surface.

    The Engraved “Cathedral” Solitaire

    $2,700.00

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  • The "Alice" ring in platinum, featuring a 1.09-carat Montana sapphire surrounded by a diamond halo, is displayed on a green surface.The "Alice" ring in platinum with a 1.09-carat Montana sapphire displayed on a rock.

    The “Alice” Halo Ring

    $2,200.00

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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.