H = Heating

Showing 1729–1752 of 2437 resultsSorted by latest

  • A color-change Montana sapphire in our "Helena" oval design

    1.18-Carat Violet-Blue Montana Sapphire (Heated)

    $2,100.00

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    Add to cartDone
  • A color-change Montana sapphire in our "Serendipity" oval design

    1.08-Carat Gray to Purple Color Change Montana Sapphire (Heated)

    $1,900.00

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    Add to cartDone
  • A color-change Montana sapphire in our "Serendipity" oval design

    1.14-Carat Rich Violet Blue Montana Sapphire (Heated)

    $1,900.00

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    Add to cartDone
  • A yellow Montana sapphire in our "Serendipity" oval design

    1.01-Carat Pale Yellow Montana Sapphire (Heated)

    $1,000.00

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    Add to cartDone
  • A 1.43-carat orange-colorless particolored Montana Sapphire (heated) rests on a textured metallic surface, with the "Earth's Treasury" logo and text below.

    1.43-Carat Orange-Colorless Particolored Montana Sapphire (Heated)

    $2,500.00

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    Add to cartDone
  • A 1.39-carat yellow-colorless particolored Montana Sapphire (heated) is displayed on a textured gray surface, with "EARTH'S TREASURY" text and logo below.

    1.39-Carat Yellow-Colorless Particolored Montana Sapphire (Heated)

    $1,950.00

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    Add to cartDone
  • 1.32-Carat Yellow-Orange Particolored Montana Sapphire (Heated)

    1.32-Carat Yellow-Orange Particolored Montana Sapphire (Heated)

    $1,900.00

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    Add to cartDone
  • A purple Montana sapphire in our "Serendipity" oval design

    1.39-Carat Steely Blue-Violet Particolored Montana Sapphire (Heated)

    $1,300.00

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    Add to cartDone
  • A blue Montana sapphire in our "Serendipity" oval design

    1.09-Carat Peacock Blue Montana Sapphire (Heated)

    $1,450.00

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    Add to cartDone
  • A 1.29-carat heated aqua blue Montana Sapphire, cut in a round brilliant style, sits on a textured metallic surface with the text "EARTH'S TREASURY" below.

    1.29-Carat Aqua Blue Montana Sapphire (Heated)

    $1,950.00

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    Add to cartDone
  • A 1.52-Carat Deep Blue Montana Sapphire (Heated) is shown on a textured gray surface with the "Earth's Treasury" logo at the bottom.

    1.52-Carat Deep Blue Montana Sapphire (Heated)

    $2,200.00

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    Add to cartDone
  • A blue Montana sapphire in our "Serendipity" oval design

    1.09-Carat Medium Blue Montana Sapphire (Heated)

    $1,900.00

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    Add to cartDone
  • A blue Montana sapphire in our "Serendipity" oval design

    1.40-Carat Sky Blue Montana Sapphire (Heated)

    $1,900.00

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

    4.76-Carat Deep Blue-Green Montana Sapphire (Heated)

    $14,300.00

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    Add to cartDone
  • 2.96-Carat Midnight Blue Montana Sapphire (Heated)

    2.96-Carat Midnight Blue Montana Sapphire (Heated)

    $1,700.00

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    Add to cartDone
  • A Particolored Australian Sapphire in our "Triptych" trillion design

    0.94-Carat Green Australian Sapphire (Heated)

    $950.00

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    Add to cartDone
  • A particolored Australian Sapphire in our "Stella" square cushion design

    1.51-Carat Teal-Green Particolored Australian Sapphire (Heated)

    $2,550.00

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    Add to cartDone
  • A blue Australian Sapphire in our "Stella" square cushion design

    0.89-Carat Near Black Australian Sapphire (Heated)

    $800.00

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    Add to cartDone
  • A green Australian Sapphire in our "Stella" square cushion design

    2.09-Carat Deep Green Australian Sapphire (Heated)

    $5,300.00

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    Add to cartDone
  • A blue Australian Sapphire in a classic diamond round brilliant design

    1.18-Carat Midnight Blue Australian Sapphire (Heated)

    $900.00

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    Add to cartDone
  • A particolored Montana sapphire in our "Apios" pear-shaped design

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

    $850.00

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    Add to cartDone
  • A green Montana sapphire in our "Apios" pear-shaped design

    1.17-Carat Green Australian Sapphire (Heated)

    $1,100.00

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    Add to cartDone
  • A blue-green Australian Sapphire in our "Fourth of July" rectangle design

    0.86-Carat Teal Blue Australian Sapphire (Heated)

    $850.00

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    Add to cartDone
  • A blue Australian Sapphire in our "Serendipity" oval design

    0.82-Carat Midnight Blue-Green Australian Sapphire (Heated)

    $800.00

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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.