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Showing 289–312 of 442 resultsSorted by latest

  • The "Glow" Necklace in 14k white gold with 0.86-carat Montana sapphireThe "Glow" Necklace in 14k white gold with 0.86-carat Montana sapphire

    Build Your Own “Glow” Station Necklace

    $1,200.00

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  • The "Thora" Necklace in 14k white gold with 2.91-Carat Mahenge GarnetThe "Thora" Necklace in 14k white gold with 2.91-Carat Mahenge Garnet

    Build Your Own “Thora” Necklace

    $3,750.00

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  • The BYO "Willow" Pendant in 14k rose gold with 2.13-carat Montana sapphireThe BYO "Willow" Pendant in 14k rose gold with 2.13-carat Montana sapphire

    Build Your Own “Willow” Pendant

    $1,300.00

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  • The BYO "Twyg" Pendant in 14k yellow gold with 0.97-Carat Montana SapphireThe BYO "Twyg" Pendant in 14k yellow gold with 0.97-Carat Montana Sapphire

    Build Your Own “Twyg” Pendant

    $1,300.00

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  • The BYO "Zephyr" necklace in 14K yellow gold, featuring a 0.66-carat hexagon Montana sapphire pendant, is displayed on a light wooden background. The Earth's Treasury logo is shown at the bottom.The BYO "Zephyr" necklace in 14K yellow gold, featuring a 0.66-carat hexagon Montana sapphire pendant, is displayed on a light wooden background. The Earth's Treasury logo is shown at the bottom.

    Build Your Own “Zephyr” Slide Necklace

    $1,200.00

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  • The "Supernova" pendant in 18K white gold with 1.07-carat Madagascar sapphireThe "Supernova" pendant in 18K white gold with 1.07-carat Madagascar sapphire

    Build Your Own “Supernova” Pendant

    $2,200.00

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  • The BYO "Nova" Pendant in 14k yellow gold with 8mm tanzaniteThe "Nova" pendant in 14K white gold with 0.96-carat Umba sapphire

    Build Your Own “Nova” Pendant

    $1,600.00

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  • The BYO "Misty" Pendant in platinum with 1.02-Carat Demantoid GarnetThe BYO "Misty" Pendant in platinum with 1.02-Carat Demantoid Garnet

    Build Your Own “Misty” Pendant

    $1,200.00

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  • The Cheng, Yuhe pendant features a pear-shaped blue gemstone framed by a diamond halo on a silver chain, elegantly displayed against a light wood background.The BYO Classic Diamond Halo Pendant in 18K white gold features a 1.64-carat pear-shaped Ceylon sapphire and round diamonds on a silver chain, set against a light wooden background.

    Build Your Own Classic Diamond Halo Pendant

    $2,400.00

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  • 0.82-Carat Gold-Green Particolored Australian Sapphire (Heated)

    0.82-Carat Gold-Green Particolored Australian Sapphire (Heated)

    $500.00

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  • 1.48-Carat Yellow Australian Sapphire (Heated)

    1.48-Carat Yellow Australian Sapphire (Heated)

    $1,450.00

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  • 1.87-Carat Rich Olive Green Australian Sapphire (Heated)

    1.87-Carat Rich Olive Green Australian Sapphire (Heated)

    $2,900.00

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  • 1.37-Carat Near Black Australian Sapphire (Heated)

    1.37-Carat Near Black Australian Sapphire (Heated)

    $800.00

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  • 1.57-Carat Deep Blue-Green Australian Sapphire (Heated)

    1.57-Carat Deep Blue-Green Australian Sapphire (Heated)

    $1,800.00

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  • A faceted 2.16-carat dark green Australian sapphire with a trillion cut rests on a textured metallic surface. The text "Earth's Treasury" appears at the bottom.

    2.16-Carat Dark Green Australian Sapphire (Heated)

    $4,300.00

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  • The "Andromeda" ring in 14k yellow gold with 1.60-carat Ceylon sapphireThe "Andromeda" ring in 14k yellow gold with 1.60-carat Ceylon sapphire

    The “Andromeda” Ring

    $3,600.00

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  • The "Isolde" in 14k yellow gold with 1.01-carat Montana sapphire alongside the "Minthe" band in 14k yellow goldThe "Isolde" ring in 14k yellow gold with 1.01-carat Montana sapphire

    The “Isolde” Ring

    $2,800.00

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  • The "Aurelia" ring in 14K yellow gold with 0.92-carat Montana sapphireThe "Aurelia" ring in 14K yellow gold with 0.92-carat Montana sapphire

    The “Aurelia” Ring

    $2,600.00

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  • The "Katya" ring in platinum with 1.33-carat Montana sapphireThe "Katya" ring in platinum with 1.33-carat Montana sapphire

    The “Katya” Hidden Halo Solitaire

    $1,800.00

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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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  • 3.99-Carat Medium Blue Tanzanite

    3.99-Carat Violet-Blue Tanzanite

    $2,300.00

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  • 4.15-Carat Violet Blue Tanzanite

    4.15-Carat Violet Blue Tanzanite

    $2,500.00

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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.