Oval

Showing 1513–1536 of 1891 resultsSorted by latest

  • The "Moirae" ring in 14k white gold, featuring a 1.05-carat Australian sapphire, rests atop a rough blue stone on a textured gray surface. The Earth's Treasury logo is shown at the bottom.The "Moirae" ring in 14k white gold, featuring a 1.05-carat Australian sapphire, rests atop a rough blue stone on a textured gray surface. The Earth's Treasury logo is shown at the bottom.

    The “Moirae” Cluster Ring

    $2,800.00

    -

    Select optionsDone This product has multiple variants. The options may be chosen on the product page
  • The "Corvus" Ring in platinum, set with a 1.00-carat Australian sapphire, is displayed on a green stem with the "EARTH'S TREASURY" logo beneath.A close-up of the Foy, Andrew ring—a silver band with a blue gemstone—viewed from the side on a textured gray surface, with the "Earth's Treasury" logo beneath.

    The “Corvus” Ring

    $2,800.00

    -

    Select optionsDone This product has multiple variants. The options may be chosen on the product page
  • The "Solstice" ring in 14K yellow gold features a 0.90-carat Montana sapphire center stone with diamond accents, displayed on a blue-green mineral. The Earth’s Treasury logo appears below, evoking Solstice brilliance.The "Solstice" ring in 14K yellow gold features a 0.90-carat Montana sapphire center stone with diamond accents, displayed on a blue-green mineral. The Earth’s Treasury logo appears below, evoking Solstice brilliance.

    The “Solstice” Diamond-Accented Solitaire

    $2,100.00

    -

    Select optionsDone This product has multiple variants. The options may be chosen on the product page
  • The "Isabella" Ring in platinum with 1.08-Carat Montana SapphireThe "Isabella" Ring in platinum with 1.08-Carat Montana Sapphire

    The “Isabella” Ring

    $3,850.00

    -

    Select optionsDone This product has multiple variants. The options may be chosen on the product page
  • 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

    -

    Select optionsDone This product has multiple variants. The options may be chosen on the product page
  • 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

    -

    Select optionsDone This product has multiple variants. The options may be chosen on the product page
  • 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

    -

    Select optionsDone This product has multiple variants. The options may be chosen on the product page
  • The “Cassiopeia” ring in platinum with 1.08-carat Montana SapphireThe “Cassiopeia” ring in platinum with 1.08-carat Montana Sapphire

    The “Cassiopeia” Diamond-Accented Solitaire

    $2,100.00

    -

    Select optionsDone This product has multiple variants. The options may be chosen on the product page
  • 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

    -

    Select optionsDone This product has multiple variants. The options may be chosen on the product page
  • A pendant inspired by the "Elowen" ring in platinum, which features a 1.09-carat Montana sapphire at its center, flanked by two white pear-shaped stones, is elegantly set and displayed on a green striped leaf.The "Stacked from 50 images. Method=B (R=8,S=4)" ring stands upright on a textured blue stone, with the Earth’s Treasury logo and name displayed below.

    The “Elowen” Three-Stone Ring

    $2,600.00

    -

    Select optionsDone This product has multiple variants. The options may be chosen on the product page
  • The “Chiron” ring in platinum with 1.06-Carat Montana SapphireThe “Chiron” ring in platinum with 1.06-Carat Montana Sapphire

    The “Chiron” Diamond-Accented Solitaire

    $1,950.00

    -

    Select optionsDone This product has multiple variants. The options may be chosen on the product page
  • 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

    -

    Select optionsDone This product has multiple variants. The options may be chosen on the product page
  • The "Cerise" ring in 14k white gold with 1.05-Carat Montana SapphireThe "Cerise" ring in 14k white gold with 1.05-Carat Montana Sapphire

    The “Cerise” Diamond-Accented Solitaire

    $1,800.00

    -

    Select optionsDone This product has multiple variants. The options may be chosen on the product page
  • The "Stacked from 61 images. Method=B (R=1,S=4)" pendant features a round blue gemstone with two marquise-cut clear stones, evoking a three-stone ring, set against a green and white leafy background.A minimal ring with a large blue gemstone, "Stacked from 61 images. Method=B (R=1,S=4)", is displayed upright before a matching rough blue stone on a textured grey surface. The "EARTH'S TREASURY" logo appears below.

    The Minimal “Avalon” Three-Stone Hidden Halo Ring

    $2,500.00

    -

    Select optionsDone This product has multiple variants. The options may be chosen on the product page
  • A 1.73-carat golden yellow Montana sapphire (heated) showcased on a textured gray surface, with the text "EARTH'S TREASURY" beneath.

    1.73-Carat Golden Yellow Montana Sapphire (Heated)

    $1,500.00

    -

    Add to cartDone
  • 1.07-Carat Blue-Green Montana Sapphire (Heated)

    1.07-Carat Blue-Green Montana Sapphire (Heated)

    $1,300.00

    -

    Add to cartDone
  • 0.71-Carat Orangey-Yellow Montana Sapphire (Heated)

    0.71-Carat Orangey-Yellow Montana Sapphire (Heated)

    $700.00

    -

    Add to cartDone
  • 0.91-Carat Medium Blue Montana Sapphire (Heated)

    0.91-Carat Medium Blue Montana Sapphire (Heated)

    $700.00

    -

    Add to cartDone
  • 1.32-Carat Aqua Blue Montana Sapphire (Heated)

    1.32-Carat Aqua Blue Montana Sapphire (Heated)

    $1,300.00

    -

    Add to cartDone
  • 1.90-Carat Yellow Montana Sapphire (Heated)

    1.90-Carat Light Yellow Montana Sapphire (Heated)

    $1,500.00

    -

    Add to cartDone
  • 1.39-Carat Medium Blue Montana Sapphire (Heated)

    1.39-Carat Medium Blue Montana Sapphire (Heated)

    $1,500.00

    -

    Add to cartDone
  • 4.38-Carat Peacock Blue Montana Sapphire (Heated)

    4.38-Carat Peacock Blue Montana Sapphire (Heated)

    $15,200.00

    -

    Add to cartDone
  • 0.86-Carat Light Blue Montana Sapphire (Heated)

    0.86-Carat Light Blue Montana Sapphire (Heated)

    $700.00

    -

    Add to cartDone
  • 0.88-Carat Pale Sky Blue Montana Sapphire (Heated)

    0.88-Carat Pale Sky Blue Montana Sapphire (Heated)

    $650.00

    -

    Add to cartDone

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.