Solitaire

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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 “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 "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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  • The Milgrain "Clarice" ring in 14K yellow gold with 1.69-carat Australian sapphireThe Milgrain "Clarice" ring in 14K yellow gold with 1.69-carat Australian sapphire

    The Milgrain “Clarice” Solitaire

    $1,700.00

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  • A platinum Cathedral "Lyra" ring featuring a 1.44-carat Montana sapphire is displayed on a green and white leaf, with the "Earth's Treasury" logo at the bottom.The Cathedral "Lyra" ring in platinum with a 1.44-carat Montana sapphire rests atop a rough blue stone on a textured gray surface, with "Earth's Treasury" labeled at the bottom.

    The Cathedral “Lyra” Solitaire

    $1,700.00

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  • The “Guinevere” ring in platinum with 2.13-carat Montana sapphireThe “Guinevere” ring in platinum with 2.13-carat Montana sapphire

    The “Guinevere” Solitaire

    $2,100.00

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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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  • A platinum "Ripple" ring featuring a 1.23-carat Montana sapphire stands upright on a green leaf, with the Earth’s Treasury logo at the bottom.The "Ripple" ring in platinum, featuring a 1.23-carat Montana sapphire, is shown on a rough blue stone with a patterned gray background. "EARTH'S TREASURY" is displayed at the bottom.

    The “Ripple” Solitaire

    $1,700.00

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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 "Ruenna" Ring in platinum with 0.68-Carat Montana SapphireThe "Ruenna" Ring in platinum with 0.68-Carat Montana Sapphire

    The “Ruenna” Solitaire

    $1,900.00

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  • The “Ainsley” ring in 14k white gold with 0.94-Carat Australian SapphireThe “Ainsley” ring in 14k white gold with 0.94-Carat Australian Sapphire

    The “Ainsley” Solitaire

    $1,900.00

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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 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 “Siobhan” ring in platinum with 1.98-carat Montana sapphireThe “Siobhan” ring in platinum with 1.98-carat Montana sapphire

    The “Siobhan” Solitaire

    $1,900.00

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  • The “Vanessa” Ring in 14k yellow gold with 3.08-Carat Montana SapphireThe “Vanessa” Ring in 14k yellow gold with 3.08-Carat Montana Sapphire

    The “Vanessa” Solitaire

    $1,700.00

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  • The 2022-01-10 11-17-33 (B,Radius1,Smoothing1)-1200-BW ring, featuring a blue gemstone in rose gold, is displayed vertically on a green plant stem. Below the ring, the Earth's Treasury logo is visible.The 2022-01-10 11-10-57 (B,Radius1,Smoothing1)-1200-BW ring features a rose gold Demeter Solitaire design with a blue gemstone and engraved band, set on a rough blue stone atop a textured gray surface with the Earth's Treasury logo.

    The “Demeter” Solitaire

    $1,800.00

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  • The Johnson, Dalton and Murphy, Erin solitaire silver ring showcases an emerald-cut blue gemstone, elegantly displayed on a light green surface with the Earth's Treasury logo at the bottom.The "Niobe" ring in platinum with 2.35-carat Ceylon sapphire

    The Engraved “Niobe” Solitaire

    $2,700.00

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  • The “Luella” engagement ring in 14k rose gold with a 2.30-carat Montana Sapphire is shown upright against a green-striped background, featuring the "Earth's Treasury" logo and text below.The “Luella” ring in 14k rose gold with a 2.30-carat Montana sapphire stands upright on a rough blue-green stone against a textured gray background, with The Earth's Treasury logo at the bottom.

    The “Luella” Solitaire

    $2,050.00

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  • The "Phoebe" ring in 14K yellow gold, featuring a 0.73-carat Montana sapphire, rests on a green surface with the text "EARTH'S TREASURY" at the bottom.The "Phoebe" ring in 14K yellow gold, featuring a 0.73-carat Montana sapphire, is displayed on a rough blue stone atop a textured gray surface with the text "Earth's Treasury" below.

    The “Phoebe” Solitaire

    $1,650.00

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  • The "Clarice" ring in 14K yellow gold with a 0.97-carat Montana sapphire rests on a green leaf.The "Clarice" ring in 14K yellow gold, featuring a 0.97-carat Montana sapphire in a prong setting, is displayed upright against a dark stone with the Earth's Treasury logo at the bottom.

    The “Clarice” Solitaire

    $1,700.00

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  • The “Lyra” Solitaire With 1.33-Carat Rich Teal Montana Sapphire (Heated)The “Lyra” Solitaire With 1.33-Carat Rich Teal Montana Sapphire (Heated)

    The “Lyra” Solitaire

    $1,700.00

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  • The "Deirdre" ring in 14k yellow gold with 2.01-carat Montana sapphireThe "Deirdre" ring in 14k yellow gold with 2.01-carat Montana sapphire

    The “Deirdre” 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.