H = Heating

Showing 1969–1992 of 2644 resultsSorted by latest

  • 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 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
  • 1.22-Carat Lemon Yellow Australian Sapphire (Heated)

    1.22-Carat Lemon Yellow Australian Sapphire (Heated)

    $1,250.00

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

    1.29-Carat Medium Blue Montana Sapphire (Heated)

    $1,200.00

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    Add to cartDone
  • 1.19-Carat Pale Aqua Blue Montana Sapphire (Heated)

    1.19-Carat Pale Aqua Blue Montana Sapphire (Heated)

    $1,400.00

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

    1.25-Carat Medium Blue Montana Sapphire (Heated)

    $1,900.00

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    Add to cartDone
  • A 1.30-Carat Peacock Blue Montana Sapphire (Heated), round brilliant cut, sits on a patterned metallic surface with "EARTH'S TREASURY" text below.

    1.30-Carat Peacock Blue Montana Sapphire (Heated)

    $2,250.00

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    Add to cartDone
  • A 1.31-carat light sky blue Montana sapphire (heated), round brilliant-cut, is displayed on a textured metallic surface with the text "EARTH'S TREASURY" visible below.

    1.31-Carat Light Sky Blue Montana Sapphire (Heated)

    $2,300.00

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

    1.41-Carat Light Yellow Montana Sapphire (Heated)

    $1,200.00

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    Add to cartDone
  • 1.13-Carat Peacock Blue Montana Sapphire (Heated)

    1.13-Carat Peacock Blue Montana Sapphire (Heated)

    $1,100.00

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    Add to cartDone
  • 1.17-Carat Peacock Blue Montana Sapphire (Heated)

    1.17-Carat Peacock Blue Montana Sapphire (Heated)

    $1,200.00

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    Add to cartDone
  • 1.01-Carat Light Aqua Blue Montana Sapphire (Heated)

    1.01-Carat Light Aqua Blue Montana Sapphire (Heated)

    $1,500.00

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    Add to cartDone
  • A 1.22-carat Teal Blue Montana Sapphire (Heated), cushion-cut, is shown on a textured gray surface with the "EARTH'S TREASURY" text and a geometric logo beneath it.

    1.22-Carat Teal Blue Montana Sapphire (Heated)

    $1,950.00

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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.