1.63

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  • A 1.63-carat heated Montana sapphire, cut in a faceted oval shape, is shown on a textured surface with the "Earth's Treasury" logo and text at the bottom.

    1.63-Carat Teal Montana Sapphire (Heated)

    $2,600.00

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    Add to cartDone
  • A 1.63-carat heated Montana sapphire with a cushion cut is displayed on a textured gray surface, featuring the "Earth's Treasury" logo and text at the bottom.

    1.63-Carat Medium Blue to Purple Color Change Montana Sapphire (Heated)

    $3,100.00

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    Add to cartDone
  • A faceted, cushion-cut 1.63-carat Ceylon Sapphire with a bluish-purple hue is displayed on a textured metallic surface. The text "Earth's Treasury" appears at the bottom.

    1.63-Carat Purple Ceylon Sapphire

    $3,200.00

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    Add to cartDone
  • A 1.63-carat heated Montana sapphire with an oval cut and blue-green hue rests on a textured gray surface, with "EARTH'S TREASURY" displayed at the bottom.

    1.63-Carat Teal-Aqua Particolored Montana Sapphire (Heated)

    $1,950.00

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    Add to cartDone
  • A round, faceted 1.63-carat heated Montana sapphire is displayed on a textured, light-colored surface, with the text "EARTH'S TREASURY" shown below.

    1.63-Carat Teal Blue Montana Sapphire (Heated)

    $2,100.00

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    Add to cartDone
  • A 1.63-carat Ceylon sapphire with an emerald cut is displayed on a textured gray surface, with "Earth's Treasury" shown below.

    1.63-Carat Rich Violet-Blue to Purple Color-Change Ceylon Sapphire

    $3,500.00

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    Add to cartDone
  • A 1.63-carat heated Montana sapphire, faceted in an oval shape and teal-blue in color, rests on a textured light surface with "EARTH'S TREASURY" below.

    1.63-Carat Rich Teal Montana Sapphire (Heated)

    $3,650.00

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    Add to cartDone
  • A round, faceted 1.63-carat Montana Sapphire (heated) with a blue-green hue rests on a textured silvery surface. The "Earth's Treasury" logo is visible at the bottom.

    1.63-Carat Teal Blue Montana Sapphire (Heated)

    $3,100.00

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    Add to cartDone
  • A 1.63-carat Mahenge Garnet, faceted in an oval cut, is displayed on a textured silver-gray surface with the text "EARTH'S TREASURY" below.

    1.63-Carat Rich Fuchsia Pink Mahenge Garnet

    $1,000.00

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    Add to cartDone
  • A 1.63-carat cushion-cut dark gray Spinel is shown on a textured light gray surface with "EARTH'S TREASURY" text at the bottom.

    1.63-Carat Gray Spinel

    $1,600.00

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    Add to cartDone
  • A round, blue 1.63-carat heated Montana sapphire is shown on a textured metallic surface with the "Earth's Treasury" logo at the bottom.

    1.63-Carat Deep Blue to Purple Color Change Montana Sapphire (Heated)

    $3,700.00

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    Add to cartDone
  • A 1.63-carat heated Ceylon sapphire, rectangular and deep blue with beveled edges, rests on a textured gray surface. "EARTH'S TREASURY" is displayed at the bottom of the image.

    1.63-Carat Rich Blue Ceylon Sapphire (Heated)

    $3,700.00

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    Add to cartDone
  • A 1.63-carat hexagonal Ceylon sapphire with a brilliant cut rests on a textured gray surface. Text below reads "Earth's Treasury.

    1.63-Carat Light Violet-Blue Ceylon Sapphire

    $3,600.00

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    Add to cartDone
  • 1.63-Carat Medium Blue Ceylon Sapphire

    1.63-Carat Medium Blue Ceylon Sapphire

    $4,200.00

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    Add to cartDone
  • 1.63-Carat Midnight Blue-Green Australian Sapphire (Heated)

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

    $1,900.00

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    Add to cartDone
  • The MS7944, a square brilliant-cut Montana Sapphire, rests on a textured light surface with the Earth’s Treasury logo displayed underneath.

    1.63-Carat Medium Blue Montana Sapphire (Heated)

    $3,700.00

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    Add to cartDone
  • 1.63-Carat Sky Blue Ceylon Sapphire

    1.63-Carat Sky Blue Ceylon Sapphire

    $3,200.00

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    Add to cartDone
  • 1.63-Carat Medium Blue Ceylon Sapphire (Heated)

    1.63-Carat Medium Blue Ceylon Sapphire (Heated)

    $3,300.00

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    Add to cartDone
  • A pear-shaped blue gemstone with multi-faceted cuts is displayed on a textured surface. The text "1.63-Carat Ceylon Sapphire (Heated)" is visible at the bottom of the image.

    1.63-Carat Rich Cornflower Blue Ceylon Sapphire (Heated)

    $3,900.00

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    Add to cartDone
  • 1.63-Carat Orange Montana Sapphire (Heated)

    1.63-Carat Orange Montana Sapphire (Heated)

    $3,700.00

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    Add to cartDone
  • 1.63-Carat Pale Pink Umba Sapphire

    1.63-Carat Pale Pink Umba Sapphire

    $800.00

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    Add to cartDone
  • A 1.63-carat Demantoid Garnet, with square cuts and reflective facets, sits on a textured gray surface.

    1.63-Carat Demantoid Garnet

    $1,800.00

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    Add to cartDone
  • A 1.63-carat aqua blue Montana Sapphire (Heated), round brilliant-cut, is shown on a textured gray surface with "EARTH'S TREASURY" at the bottom.

    1.63-Carat Aqua Blue Montana Sapphire (Heated)

    $3,700.00

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

    1.63-Carat Teal Blue Montana Sapphire (Heated)

    $3,200.00

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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.