Classic Diamond Round Brilliant

Showing 481–504 of 603 resultsSorted by latest

  • 0.89-Carat Rich Blue-Light Blue Particolored Montana Sapphire (Heated)

    0.89-Carat Rich Blue-Light Blue Particolored Montana Sapphire (Heated)

    $900.00

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  • 0.62-Carat Light Yellow Montana Sapphire

    0.62-Carat Light Yellow Montana Sapphire

    $650.00

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  • 0.99-Carat Violet-Blue Montana Sapphire (Heated)

    0.99-Carat Violet-Blue Montana Sapphire (Heated)

    $1,300.00

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  • 0.63-Carat Near Colorless Montana Sapphire

    0.63-Carat Near Colorless Montana Sapphire

    $650.00

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  • 1.19-Carat Light Yellow Montana Sapphire

    1.19-Carat Light Yellow Montana Sapphire

    $1,800.00

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  • 0.93-Carat Teal Blue Montana Sapphire (Heated)

    0.93-Carat Teal Blue Montana Sapphire (Heated)

    $950.00

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  • 0.93-Carat Teal Blue Montana Sapphire (Heated)

    0.93-Carat Teal Blue Montana Sapphire (Heated)

    $900.00

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

    0.94-Carat Medium Blue Montana Sapphire (Heated)

    $1,200.00

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  • 1.03-Carat Teal Blue Montana Sapphire (Heated)

    1.03-Carat Teal Blue Montana Sapphire (Heated)

    $1,200.00

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  • A 1.61-carat teal blue Montana Sapphire (heated), round brilliant-cut, is shown on a textured gray surface with the "Earth's Treasury" logo at the bottom.

    1.61-Carat Teal Blue Montana Sapphire (Heated)

    $2,800.00

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  • A 1.97-carat rich blue Montana Sapphire (heated), round-cut, sits on a textured gray surface above the "EARTH'S TREASURY" text and geometric logo.

    1.97-Carat Rich Blue Montana Sapphire (Heated)

    $4,950.00

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  • A 2.12-carat faceted Midnight Blue Montana Sapphire (Heated) is displayed on a textured light grey surface with “EARTH’S TREASURY” printed below.

    2.12-Carat Midnight Blue Montana Sapphire (Heated)

    $5,300.00

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

    1.00-Carat Teal Blue Montana Sapphire (Heated)

    $1,400.00

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

    1.03-Carat Medium Blue Montana Sapphire (Heated)

    $1,600.00

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

    1.05-Carat Medium Blue Montana Sapphire (Heated)

    $1,500.00

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  • A particolored Montana sapphire in a classic diamond round brilliant design

    1.05-Carat Blue-Yellow Particolored Montana Sapphire (Heated)

    $1,300.00

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  • A blue-green Montana sapphire in a classic diamond round brilliant design

    1.07-Carat Deep Peacock Blue Montana Sapphire (Heated)

    $1,700.00

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

    1.07-Carat Teal Blue Montana Sapphire (Heated)

    $1,850.00

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

    1.07-Carat Teal Blue Montana Sapphire (Heated)

    $1,850.00

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

    1.08-Carat Teal Blue Montana Sapphire (Heated)

    $1,600.00

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    Add to cartDone
  • 1.09-Carat Bright Blue Montana Sapphire (Heated)

    1.09-Carat Bright Blue Montana Sapphire (Heated)

    $1,800.00

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

    1.10-Carat Medium Blue Montana Sapphire (Heated)

    $1,900.00

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

    1.16-Carat Aqua Blue Montana Sapphire (Heated)

    $1,750.00

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  • A 2.26-carat magenta pink Burmese spinel with intricate faceting is displayed on a textured gray surface, featuring the logo "Earth's Treasury" beneath it.

    2.26-Carat Magenta Pink Spinel

    $4,500.00

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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.