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Showing 1633–1656 of 1741 resultsSorted by latest

  • 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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  • The "Diana" ring in 18K yellow gold features a 1.08-carat Montana sapphire center surrounded by diamonds, shown on a green striped leaf.The "Diana" ring in 18K yellow gold with a 1.08-carat Montana sapphire is displayed on a metallic, patterned background featuring the "Earth's Treasury" logo at the bottom.

    The “Diana” Halo Ring

    $2,450.00

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  • 0.66-Carat Light Yellow Montana Sapphire

    0.66-Carat Light Yellow Montana Sapphire

    $600.00

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  • Showcasing the "Liriope" ring in 14k rose gold, this piece features a 1.40-carat Montana sapphire at its center with marquise and pear-shaped clear stones, elegantly displayed on a green background.The "Liriope" ring in 14k rose gold features a 1.40-carat Montana sapphire, elegantly set atop a rough blue stone and displayed with the Earth's Treasury logo below.

    The “Liriope” Ring

    $2,700.00

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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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  • 1.12-Carat Medium Blue Montana Sapphire (Heated)

    1.12-Carat Medium Blue Montana Sapphire (Heated)

    $2,250.00

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  • 1.16-Carat Peacock Blue Montana Sapphire (Heated)

    1.16-Carat Peacock Blue Montana Sapphire (Heated)

    $2,200.00

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  • The "Clematis" Ring in platinum features a 1.62-carat round Madagascar sapphire at the center, accented by two pear-shaped clear stones, shown displayed on a green leaf.The "Clematis" Ring in platinum features a 1.62-carat Madagascar sapphire and an intricate prong setting, displayed upright on a gray textured surface with Earth’s Treasury logo below.

    The “Clematis” Three-Stone Trellis Ring

    $2,450.00

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  • 1.34-Carat Deep Peacock Blue Montana Sapphire (Heated)

    1.34-Carat Deep Peacock Blue Montana Sapphire (Heated)

    $2,700.00

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  • 1.38-Carat Rich Blue Montana Sapphire (Heated)

    1.38-Carat Rich Blue Montana Sapphire (Heated)

    $1,950.00

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  • 1.42-Carat Pale Blue Montana Sapphire (Heated)

    1.42-Carat Pale Blue Montana Sapphire (Heated)

    $1,100.00

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  • The "Erythia" ring in 20K pink gold, featuring a 1.42-carat oval Montana sapphire and six round diamonds, rests on a green plant leaf above the "EARTH'S TREASURY" text, highlighting exquisite Erythia jewelry.The "Erythia" ring in 20K pink gold, featuring a 1.42-carat Montana sapphire, is shown upright on a rough blue stone with a textured metallic background.

    The “Erythia” Cluster Ring

    $2,300.00

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

    1.62-Carat Rich Blue Montana Sapphire (Heated)

    $3,300.00

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  • 1.64-Carat Deep Blue Montana Sapphire (Heated)

    1.64-Carat Deep Blue Montana Sapphire (Heated)

    $2,900.00

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  • 1.74-Carat Rich Blue Montana Sapphire (Heated)

    1.74-Carat Rich Blue Montana Sapphire (Heated)

    $3,100.00

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  • 1.84-Carat Rich Blue Montana Sapphire (Heated)

    1.84-Carat Rich Blue Montana Sapphire (Heated)

    $3,300.00

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  • A 2.15-carat light yellow Montana sapphire (heated) is placed on a textured surface. The gem has a brilliant cut and a geometric pattern. The bottom of the image features the text "Earth's Treasury" alongside a hexagonal icon.

    2.15-Carat Light Yellow Montana Sapphire (Heated)

    $3,200.00

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  • 1.14-Carat Pale Aqua Montana Sapphire

    1.14-Carat Pale Aqua Montana Sapphire

    $1,425.00

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  • 1.69-Carat Medium Blue Montana Sapphire (Heated)

    1.69-Carat Medium Blue Montana Sapphire (Heated)

    $2,600.00

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  • 2.57-Carat Gold-Yellow Particolored Montana Sapphire (Heated)

    2.57-Carat Gold-Yellow Particolored Montana Sapphire (Heated)

    $6,400.00

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  • The 1.13-Carat Magenta Pink Ceylon Sapphire, an oval-cut gemstone, displayed on a textured gray surface with the "Earth's Treasury" logo below.

    1.13-Carat Magenta Pink Ceylon Sapphire (Heated)

    $2,900.00

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  • A blue Montana sapphire in our "Helena" oval design

    1.00-Carat Medium Blue Montana Sapphire (Heated)

    $1,650.00

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  • A blue Montana sapphire in our "Helena" oval design

    1.02-Carat Peacock Blue Montana Sapphire (Heated)

    $1,700.00

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  • A 1.26-carat rich blue heated Montana Sapphire is shown on a textured gray surface, with "EARTH'S TREASURY" displayed at the bottom.

    1.26-Carat Rich Blue Montana Sapphire (Heated)

    $2,300.00

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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.