Jeffrey R. Hapeman

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  • A blue-green Montana sapphire in our "Aurora" square cushion design

    2.09-Carat Dark Blue-Green Montana Sapphire (Heated)

    $4,200.00

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

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

    $950.00

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

    0.62-Carat Light Aqua Blue Montana Sapphire (Heated)

    $600.00

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    Add to cartDone
  • 0.65-Carat Pale Yellow Montana Sapphire (Heated)

    0.65-Carat Pale Yellow Montana Sapphire (Heated)

    $600.00

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

    1.13-Carat Rich Blue Montana Sapphire (Heated)

    $1,400.00

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    Add to cartDone
  • 1.11-Carat Pale Yellow Montana Sapphire (Heated)

    1.11-Carat Pale Yellow Montana Sapphire (Heated)

    $1,100.00

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

    1.12-Carat Peacock Blue Montana Sapphire (Heated)

    $1,700.00

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    Add to cartDone
  • 1.29-Carat Peacock Blue Montana Sapphire (Heated), round-cut, shown on a textured gray surface with the "Earth's Treasury" logo at the bottom.

    1.29-Carat Peacock Blue Montana Sapphire (Heated)

    $1,900.00

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    Add to cartDone
  • 1.24-Carat Rich Blue Montana Sapphire (Heated) with a round brilliant cut displayed on textured gray, featuring the "EARTH'S TREASURY" logo and text below.

    1.24-Carat Rich Blue Montana Sapphire (Heated)

    $2,400.00

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    Add to cartDone
  • A 1.31-carat medium blue heated Montana Sapphire, cut in a round brilliant style, rests on a textured gray surface with "Earth's Treasury" at the bottom.

    1.31-Carat Medium Blue Montana Sapphire (Heated)

    $1,900.00

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

    1.36-Carat Medium Blue Montana Sapphire (Heated)

    $950.00

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    Add to cartDone
  • A 1.47-carat medium blue Montana Sapphire (heated), round and faceted, rests on a textured gray background with "EARTH'S TREASURY" below.

    1.47-Carat Medium Blue Montana Sapphire (Heated)

    $2,200.00

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  • 1.54-Carat Peacock Blue Montana Sapphire (Heated)

    1.54-Carat Peacock Blue Montana Sapphire (Heated)

    $1,100.00

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    Add to cartDone
  • A 1.65-carat Medium Blue Montana Sapphire (Heated), round brilliant-cut, is displayed upright on a textured gray surface with the "Earth's Treasury" logo and text underneath.

    1.65-Carat Medium Blue Montana Sapphire (Heated)

    $3,000.00

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    Add to cartDone
  • A 1.68-carat medium blue Montana Sapphire (heated), round and faceted, rests on a textured gray surface with the "Earth's Treasury" logo and text below it.

    1.68-Carat Medium Blue Montana Sapphire (Heated)

    $3,400.00

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    Add to cartDone
  • A 1.19-carat Steely Blue Montana Sapphire (Heated) with a cushion cut rests on a textured gray surface, featuring the "Earth's Treasury" logo and text at the bottom.

    1.19-Carat Steely Blue Montana Sapphire (Heated)

    $2,100.00

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    Add to cartDone
  • A 1.12-carat Robin's Egg Blue Montana Sapphire, round and faceted, rests on a textured gray surface. The "EARTH'S TREASURY" logo is displayed at the bottom of the image.

    1.12-Carat Robin’s Egg Blue Montana Sapphire

    $2,600.00

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  • 0.89-Carat Medium Blue Montana Sapphire (Heated)

    0.89-Carat Medium Blue Montana Sapphire (Heated)

    $890.00

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

    0.90-Carat Aqua Blue Montana Sapphire (Heated)

    $900.00

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    Add to cartDone
  • A blue Madagascar sapphire in our "Triptych" trillion design

    1.10-Carat Light Violet-Blue Madagascar Sapphire

    $1,650.00

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    Add to cartDone
  • A gray Madagascar sapphire in our "Testudo" oval design

    1.66-Carat Near Colorless Madagascar Sapphire

    $2,500.00

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    Add to cartDone
  • A yellow Madagascar sapphire in our "Helena" oval design

    1.70-Carat Light Yellow Madagascar Sapphire

    $2,100.00

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

    0.89-Carat Teal Blue Montana Sapphire (Heated)

    $900.00

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    Add to cartDone
  • 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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    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.