Classic Diamond Round Brilliant

Showing 529–552 of 603 resultsSorted by latest

  • A 1.79-Carat Teal Blue Montana Sapphire (Heated) is displayed on a textured light gray surface with "Earth's Treasury" and a hexagon logo beneath.

    1.79-Carat Teal Blue Montana Sapphire (Heated)

    $2,400.00

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

    0.94-Carat Medium Blue Montana Sapphire (Heated)

    $750.00

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

    0.81-Carat Pale Aqua-Mint Particolored Montana Sapphire

    $675.00

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

    0.82-Carat Near Colorless Montana Sapphire

    $675.00

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

    0.82-Carat Grayish Blue Montana Sapphire

    $675.00

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

    0.83-Carat Near Colorless Montana Sapphire

    $675.00

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

    0.87-Carat Aqua Blue Montana Sapphire

    $850.00

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

    0.81-Carat Violet-Blue Montana Sapphire (Heated)

    $800.00

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    Add to cartDone
  • A 2.20-carat Peacock Blue-Yellow Particolored Heated Montana Sapphire is shown on a textured gray surface with the "Earth's Treasury" logo and text below it.

    2.20-Carat Peacock Blue-Yellow Particolored Montana Sapphire (Heated)

    $4,400.00

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

    1.53-Carat Rich Sky Blue Montana Sapphire (Heated)

    $2,700.00

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

    1.10-Carat Deep Blue Montana Sapphire (Heated)

    $1,500.00

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

    1.12-Carat Teal Blue Montana Sapphire (Heated)

    $1,400.00

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    Add to cartDone
  • A 1.14-carat deep peacock blue Montana sapphire (heated), round brilliant-cut, is displayed on a textured gray surface with "EARTH'S TREASURY" at the bottom.

    1.14-Carat Deep Peacock Blue Montana Sapphire (Heated)

    $1,995.00

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    Add to cartDone
  • A 1.30-Carat Teal Blue Montana Sapphire (Heated), round brilliant-cut, sits on a textured grey surface displaying "EARTH'S TREASURY" and a logo beneath.

    1.30-Carat Teal Blue Montana Sapphire (Heated)

    $1,950.00

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

    1.32-Carat Teal Montana Sapphire (Heated)

    $1,650.00

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

    1.37-Carat Teal Blue Montana Sapphire (Heated)

    $1,100.00

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

    1.70-Carat Deep Peacock Blue Montana Sapphire (Heated)

    $3,300.00

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

    2.63-Carat Deep Blue Montana Sapphire (Heated)

    $6,600.00

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

    0.96-Carat Medium Blue Montana Sapphire (Heated)

    $1,100.00

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

    1.06-Carat Rich Violet Blue Montana Sapphire (Heated)

    $1,600.00

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

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

    $1,400.00

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

    1.29-Carat Deep Peacock Blue Montana Sapphire (Heated)

    $2,600.00

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    Add to cartDone
  • A 1.29-carat Rich Teal Montana Sapphire (Heated) gemstone, round-cut, is shown on a textured gray surface with "EARTH'S TREASURY" displayed beneath it.

    1.29-Carat Rich Teal Montana Sapphire (Heated)

    $2,300.00

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

    1.05-Carat Teal Blue Montana Sapphire (Heated)

    $1,750.00

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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.