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  • 1.28-Carat Rich Blue Ceylon Sapphire (Heated)

    1.28-Carat Rich Blue Ceylon Sapphire (Heated)

    $2,900.00

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    Add to cartDone
  • 1.15-Carat Blue-Lavender Particolored Montana Sapphire (Heated)

    1.15-Carat Blue-Lavender Particolored Montana Sapphire (Heated)

    $1,350.00

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    Add to cartDone
  • 1.27-Carat Rich Blue Montana Sapphire (Heated)

    1.27-Carat Rich Blue Montana Sapphire (Heated)

    $1,900.00

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

    1.26-Carat Teal Blue Montana Sapphire (Heated)

    $1,800.00

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

    1.40-Carat Light Yellow Montana Sapphire (Heated)

    $1,500.00

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    Add to cartDone
  • A 1.02-carat Maine Tourmaline featuring a round, faceted mint green design is displayed on a textured surface.

    1.02-Carat Mint Green Maine Tourmaline

    $600.00

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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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    Add to cartDone
  • 0.84-Carat Near Colorless Montana Sapphire (Heated)

    0.84-Carat Near Colorless Montana Sapphire (Heated)

    $800.00

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    Add to cartDone
  • A 0.84-carat heated Montana Sapphire, round brilliant-cut, displayed on a textured metallic surface with "EARTH'S TREASURY" at the bottom.

    0.84-Carat Medium Blue Montana Sapphire (Heated)

    $800.00

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

    0.96-Carat Medium Blue Montana Sapphire (Heated)

    $950.00

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    Add to cartDone
  • 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
  • An aqua Montana sapphire in our "Fourth of July" rectangle design

    1.07-Carat Blue-Aqua Bicolored Montana Sapphire (Heated)

    $1,350.00

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    Add to cartDone
  • A particolored Montana sapphire in our "Stella" square cushion design

    1.17-Carat Blue-Aqua Particolored Montana Sapphire (Heated)

    $1,750.00

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    Add to cartDone
  • A pale yellow Montana sapphire in our "Stella" square cushion design

    1.20-Carat Pale Yellow Montana Sapphire (Heated)

    $900.00

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    Add to cartDone
  • A teal Montana sapphire in our "Stella" square cushion design

    1.51-Carat Rich Teal Montana Sapphire (Heated)

    $2,850.00

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    Add to cartDone
  • A blue Montana sapphire in our "Stella" square cushion design

    1.04-Carat Teal Blue Montana Sapphire (Heated)

    $1,400.00

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    Add to cartDone
  • A 1.47-carat aqua blue Montana Sapphire (heated), square-cut with intricate facets, rests on a textured gray surface. The "Earth's Treasury" logo and text appear at the bottom of the image.

    1.47-Carat Aqua Blue Montana Sapphire (Heated)

    $2,700.00

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    Add to cartDone
  • An aqua Montana sapphire in our "Stella" square cushion design

    0.90-Carat Aqua Blue Montana Sapphire (Heated)

    $900.00

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    Add to cartDone
  • A sky blue Montana sapphire in our "Stella" square cushion design

    0.81-Carat Sky Blue Montana Sapphire (Heated)

    $800.00

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    Add to cartDone
  • A 1.41-carat Peacock Blue Montana Sapphire (Heated), round-cut with multiple facets, is displayed on a textured surface. The text "EARTH'S TREASURY" appears at the bottom.

    1.41-Carat Peacock Blue Montana Sapphire (Heated)

    $2,200.00

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    Add to cartDone
  • A blue Montana sapphire in a classic diamond round brilliant design

    1.04-Carat Medium Blue Montana Sapphire (Heated)

    $1,250.00

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

    1.23-Carat Medium Blue Montana Sapphire (Heated)

    $1,900.00

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    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.