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Showing 1729–1752 of 1878 resultsSorted by latest

  • The Classic Pave Halo Ring in 14k white gold features a 1.96-carat Madagascar sapphire center, surrounded by sparkling white stones, displayed on a green-striped surface.The Classic Pave Halo Ring in 14k white gold with a 1.96-carat Madagascar sapphire is displayed upright above a matching blue stone on a textured gray surface, with the "Earth's Treasury" logo at the bottom.

    The Classic Pave Halo Ring

    $2,900.00

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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 Wetherell, Nikki and Yardy, Nicholas 5 ring features a blue gemstone in a four-prong silver Hidden Halo Solitaire setting, shown on a green textured surface with "Earth's Treasury" displayed at the bottom.The "Anastasia" ring in platinum, featuring a 2.34-carat Montana sapphire and hidden halo diamonds, stands upright on a textured gray surface. The EARTH'S TREASURY logo and text are displayed at the bottom.

    The “Anastasia” Hidden Halo Solitaire

    $2,100.00

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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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  • The Pave "Anemone" ring, featuring a 1.82-carat Montana sapphire set in 14k white gold, is displayed on a green stem. The "Earth's Treasury" logo appears at the bottom, showcasing this elegant piece.The Pave "Anemone" ring in 14k white gold with a 1.82-carat Montana sapphire is displayed upright on a textured blue stone, with "Earth's Treasury" at the bottom against a metallic, patterned background.

    The Pave “Anemone” Ring

    $2,300.00

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  • A 1.12-carat Robin's Egg Blue Montana Sapphire, round and faceted, rests on a textured gray surface. The "EARTH'S TREASURY" logo is displayed at the bottom of the image.

    1.12-Carat Robin’s Egg Blue Montana Sapphire

    $2,600.00

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  • The "Melilai" ring in 14k yellow gold features a 1.06-carat Montana sapphire and two clear stones, elegantly displayed on a green leaf with the Earth's Treasury logo below.The "Melilai" ring in 14k yellow gold, featuring a 1.06-carat Montana sapphire and two clear side stones, is displayed on a rough blue-green mineral with the "EARTH'S TREASURY" logo below.

    The “Melilai” Three-Stone Ring

    $2,700.00

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  • A gray Madagascar sapphire in our "Testudo" oval design

    1.66-Carat Near Colorless Madagascar Sapphire

    $2,500.00

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  • A yellow Madagascar sapphire in our "Helena" oval design

    1.70-Carat Light Yellow Madagascar Sapphire

    $2,100.00

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  • 0.89-Carat Medium Blue Montana Sapphire (Heated)

    0.89-Carat Medium Blue Montana Sapphire (Heated)

    $900.00

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  • 1.14-Carat Yellow-Colorless Particolored Montana Sapphire (Heated)

    1.14-Carat Yellow-Colorless Particolored Montana Sapphire (Heated)

    $1,700.00

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  • A 1.25-Carat Medium Blue Montana Sapphire (Heated) rests on a textured gray surface with "EARTH'S TREASURY" and a geometric logo beneath it.

    1.25-Carat Medium Blue Montana Sapphire (Heated)

    $2,500.00

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  • 1.45-Carat Colorless-Yellow Particolored Montana Sapphire (Heated)

    1.45-Carat Colorless-Yellow Particolored Montana Sapphire (Heated)

    $1,100.00

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  • A 1.73-carat Blue-Teal-Cream Particolored Montana Sapphire (Heated) is showcased on a textured gray surface, with "EARTH'S TREASURY" displayed below.

    1.73-Carat Blue-Teal-Cream Particolored Montana Sapphire (Heated)

    $3,000.00

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  • A round, faceted 2.13-carat light yellow Montana sapphire (heated) is placed on a textured grey surface. The text "EARTH'S TREASURY" is written below the gemstone.

    2.13-Carat Light Yellow Montana Sapphire (Heated)

    $4,800.00

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  • A 1.43-carat Peacock Blue Montana Sapphire (Heated), round and faceted, displays vivid blue-teal hues as it rests on a textured gray surface with the Earth’s Treasury logo beneath it.

    1.43-Carat Rich Blue-Teal Particolored Montana Sapphire (Heated)

    $2,500.00

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  • A 1.71-carat teal blue Montana Sapphire (heated) rests on a textured gray surface with the "EARTH'S TREASURY" logo below it.

    1.71-Carat Teal Blue Montana Sapphire (Heated)

    $2,600.00

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  • 1.34-Carat Golden Yellow Montana Sapphire (Heated)

    1.34-Carat Golden Yellow Montana Sapphire (Heated)

    $1,675.00

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  • The "Minthe" ring in 14k white gold showcases a 1.39-carat Montana sapphire with round side stones, elegantly displayed on a green leaf. The Earth's Treasury logo is featured at the bottom.The "Minthe" ring in 14k white gold with a 1.39-carat Montana Sapphire is displayed upright against a rough blue stone on a textured gray surface. "EARTH'S TREASURY" is written below.

    The “Minthe” Ring

    $2,600.00

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    Select optionsDone This product has multiple variants. The options may be chosen on the product page
  • 0.61-Carat Light Pink Montana Sapphire

    0.61-Carat Light Pink Montana Sapphire

    $600.00

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  • The "Dryope" ring in 18k yellow gold features a 1.41-carat Ceylon sapphire between two clear stones, elegantly displayed on a green textured surface with "Earth's Treasury" below.The "Dryope" ring in 18k yellow gold showcases a 1.41-carat Ceylon sapphire flanked by two diamonds, displayed upright on textured blue stone with the Earth's Treasury logo below. Inspired by the enchanting Dryope collection.

    The “Dryope” Three-Stone Ring

    $2,300.00

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    Select optionsDone This product has multiple variants. The options may be chosen on the product page
  • 1.23-Carat Golden Yellow Montana Sapphire (Heated)

    1.23-Carat Golden Yellow Montana Sapphire (Heated)

    $1,300.00

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  • 1.48-Carat Rich Blue Montana Sapphire (Heated)

    1.48-Carat Rich Blue Montana Sapphire (Heated)

    $3,000.00

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  • A 1.86-carat Medium Blue Montana Sapphire (Heated) is displayed faceted on a textured surface with the Earth’s Treasury logo beneath it.

    1.86-Carat Medium Blue Montana Sapphire (Heated)

    $4,200.00

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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.