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  • 1.40-Carat Light Yellow Montana Sapphire (Heated)

    1.40-Carat Light Yellow Montana Sapphire (Heated)

    $1,500.00

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  • 1.09-Carat Medium Blue Montana Sapphire (Heated)

    1.09-Carat Medium Blue Montana Sapphire (Heated)

    $800.00

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  • A 0.83-carat golden yellow Montana sapphire, heated and cut in a round brilliant shape, rests on a textured gray surface. The gem displays vibrant facets of yellow and green, reflecting light. The text "Earth's Treasury" is visible at the bottom of the image.

    0.83-Carat Golden Yellow Montana Sapphire (Heated)

    $800.00

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  • 1.94-Carat Deep Purple Iolite

    1.94-Carat Deep Purple Iolite

    $800.00

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  • 1.24-Carat Yellow-Green Particolored Australian Sapphire (Heated)

    1.24-Carat Yellow-Green Particolored Australian Sapphire (Heated)

    $1,200.00

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  • 1.32-Carat Yellow Australian Sapphire (Heated)

    1.32-Carat Yellow Australian Sapphire (Heated)

    $1,900.00

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  • 1.44-Carat Yellow-Green Particolored Australian Sapphire (Heated)

    1.44-Carat Yellow-Green Particolored Australian Sapphire (Heated)

    $2,150.00

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  • A 2.42-carat Australian sapphire is displayed on a textured surface, with the "Earth's Treasury" logo visible at the bottom center of the image.

    2.42-Carat Deep Blue-Olive Green Particolored Australian Sapphire (Heated)

    $5,500.00

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  • 1.65-Carat Yellow-Green Particolored Australian Sapphire (Heated)

    1.65-Carat Yellow-Green Particolored Australian Sapphire (Heated)

    $1,700.00

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  • A 1.21-carat Peacock Blue Montana Sapphire (heated) is shown on a textured gray surface, with "EARTH'S TREASURY" displayed at the bottom.

    1.21-Carat Peacock Blue Montana Sapphire (Heated)

    $1,995.00

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  • 1.22-Carat Peacock Blue Montana Sapphire (Heated)

    1.22-Carat Peacock Blue Montana Sapphire (Heated)

    $1,500.00

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  • A 1.26-carat teal blue heated Montana Sapphire is showcased on a textured gray surface, with "Earth's Treasury" displayed at the bottom.

    1.26-Carat Teal Blue Montana Sapphire (Heated)

    $2,200.00

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    Add to cartDone
  • A 1.90-carat Medium Blue Montana Sapphire (heated) rests on a textured wooden surface, with "Earth's Treasury" branding below.

    1.90-Carat Medium Blue Montana Sapphire (Heated)

    $4,300.00

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  • 0.96-Carat Medium Blue Montana Sapphire (Heated)

    0.96-Carat Medium Blue Montana Sapphire (Heated)

    $950.00

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  • 1.06-Carat Rich Blue Montana Sapphire (Heated)

    1.06-Carat Rich Blue Montana Sapphire (Heated)

    $1,300.00

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    Add to cartDone
  • 1.47-Carat Teal Montana Sapphire (Heated)

    1.47-Carat Teal Montana Sapphire (Heated)

    $1,800.00

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    Add to cartDone
  • 1.56-Carat Ceylon Sapphire (Heated), oval-cut, showcased on a textured gray surface with the “EARTH’S TREASURY” logo and text displayed beneath the gemstone.

    1.56-Carat Rich Blue Ceylon Sapphire (Heated)

    $3,900.00

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    Add to cartDone
  • The "Odelia" in platinum with 1.30-carat diamond, alongside the "Odelia" band in platinumThe "Odelia" in platinum with 1.30-carat diamond

    The “Odelia” Ring

    $2,950.00

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    Select optionsDone This product has multiple variants. The options may be chosen on the product page
  • The Ornate "Cattleya" ring in platinum with 1.49-carat Montana sapphireThe Ornate "Cattleya" ring in platinum with 1.49-carat Montana sapphire

    The Ornate “Cattleya” Ring

    $2,900.00

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  • The Wide "Larisa" ring in 14k white gold with 1.42-carat Montana sapphireThe Wide "Larisa" ring in 14k white gold with 1.42-carat Montana sapphire

    The Wide “Larisa” Solitaire

    $2,700.00

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    Select optionsDone This product has multiple variants. The options may be chosen on the product page
  • The Deluxe Pave “Madeline” Hidden Halo Ring in 18k white gold with 2.72-Carat Montana SapphireThe Deluxe Pave “Madeline” Hidden Halo Ring in 18k white gold with 2.72-Carat Montana Sapphire

    The Deluxe Pave “Madeline” Hidden Halo Ring

    $3,000.00

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  • The "Ariadne" Five-Stone Ring in 14k yellow gold with 2.41-Carat Montana SapphireThe "Ariadne" Five-Stone Ring in 14k yellow gold with 2.41-Carat Montana Sapphire

    The “Ariadne” Five-Stone Ring

    $5,200.00

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  • The "Ramona" Three-Stone Ring in 18k yellow gold with 4.02-Carat Montana SapphireThe "Ramona" Three-Stone Ring in 18k yellow gold with 4.02-Carat Montana Sapphire

    The “Ramona” Three-Stone Ring

    $4,500.00

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  • The "Paloma" ring in 14k yellow gold with 1.85-carat Montana sapphireThe "Paloma" ring in 14k yellow gold with 1.85-carat Montana sapphire

    The “Paloma” Diamond-Accented Solitaire

    $1,800.00

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

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.