Blue, Medium

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  • 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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  • A close-up image of a 2.14-carat Robin's Egg Blue Montana Sapphire with intricate facets, positioned on a textured gray surface. The gemstone has a deep, vivid blue color. At the bottom center of the image is the text "Earth's Treasury" accompanied by a small logo.

    1.17-Carat Medium Blue Montana Sapphire (Heated)

    $2,250.00

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  • A 1.83-carat oval-cut Ceylon sapphire, featuring intricate facets, is showcased against a textured background. Text at the bottom center of the image reads "EARTH'S TREASURY.

    1.83-Carat Violet-Blue Ceylon Sapphire

    $5,500.00

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  • 1.11-Carat Cornflower Blue Sapphire

    1.11-Carat Cornflower Blue Sapphire

    $1,800.00

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  • 1.36-Carat Cornflower Blue Ceylon Sapphire

    1.36-Carat Cornflower Blue Ceylon Sapphire

    $2,400.00

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  • 1.49-Carat Violet-Blue Ceylon Sapphire

    1.49-Carat Violet-Blue Ceylon Sapphire

    $2,900.00

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  • A round, faceted 1.69-carat medium blue Ceylon sapphire with intricate cut patterns rests on a textured gray surface. Below the gemstone, the text "Earth's Treasury" is visible, along with a hexagonal logo.

    1.69-Carat Medium Blue Ceylon Sapphire (Heated)

    $3,800.00

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  • 1.86-Carat Rich Violet-Blue Ceylon Sapphire

    1.86-Carat Rich Violet-Blue Ceylon Sapphire

    $4,600.00

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  • 2.28-Carat Cornflower Blue Ceylon Sapphire

    2.28-Carat Cornflower Blue Ceylon Sapphire

    $7,900.00

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  • 1.41-Carat Cornflower Blue Ceylon Sapphire

    1.41-Carat Cornflower Blue Ceylon Sapphire

    $4,250.00

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  • A close-up image of a 1.52-Carat Violet-Blue Ceylon Sapphire gemstone. The background is a textured, stone-like surface in a neutral color. The text “EARTH’S TREASURY” is visible at the bottom of the image.

    1.52-Carat Violet-Blue Ceylon Sapphire

    $3,800.00

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  • 1.44-Carat Rich Cornflower Blue Ceylon Sapphire (Heated)

    1.44-Carat Rich Cornflower Blue Ceylon Sapphire (Heated)

    $2,900.00

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  • 1.86-Carat Violet-Blue Ceylon Sapphire (Heated)

    1.86-Carat Violet-Blue Ceylon Sapphire (Heated)

    $3,800.00

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

    1.66-Carat Medium Blue Ceylon Sapphire (Heated)

    $4,200.00

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    Add to cartDone
  • 4.27-Carat Cornflower Blue Ceylon Sapphire (Heated)

    4.27-Carat Cornflower Blue Ceylon Sapphire (Heated)

    $12,800.00

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  • 1.40-Carat Violet-Blue Ceylon Sapphire (Heated)

    1.40-Carat Violet-Blue Ceylon Sapphire (Heated)

    $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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  • 1.50-Carat Violet-Blue Ceylon Sapphire (Heated)

    1.50-Carat Violet-Blue Ceylon Sapphire (Heated)

    $2,500.00

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

    0.87-Carat Medium Blue Montana Sapphire (Heated)

    $1,300.00

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  • 0.96-Carat Medium Blue Montana Sapphire (Heated)

    0.96-Carat Medium Blue Montana Sapphire (Heated)

    $1,300.00

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

    1.51-Carat Medium Blue Montana Sapphire (Heated)

    $2,350.00

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  • 1.71-Carat Medium Blue Montana Sapphire (Heated)

    1.71-Carat Medium Blue Montana Sapphire (Heated)

    $2,950.00

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  • The 1.19-Carat Rich Steely Blue Montana Sapphire, with exquisite faceting and unique color, is showcased on a textured gray surface featuring the "EARTH'S TREASURY" logo at the bottom.

    1.19-Carat Rich Steely Blue Montana Sapphire

    $2,700.00

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  • The EA-MS-511, silver earrings featuring cushion-cut blue gemstones and diamond accents, are showcased on a textured gray surface with a raw Montana Sapphire in the background.The EA-MS-511, silver earrings featuring cushion-cut blue gemstones and diamond accents, are showcased on a textured gray surface with a raw Montana Sapphire in the background.

    Montana Sapphire Halo Earrings- Cushion, 5.0mm (Heated)

    $2,700.00

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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.