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  • A pair of Montana Sapphire Diamond Halo Earrings, Light Aqua Blue 4.5 mm, in white metal settings—one upright on a blue stone, the other lying flat on a textured surface—with the Earth's Treasury logo below.A size comparison between 4.0mm, 4.5mm, and 5.0mm size light aqua blue Montana sapphire halo earrings

    Montana Sapphire Diamond Halo Earrings, Light Aqua Blue 4.0-5.0 mm (Heated)

    $1,250.00

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  • A pair of Montana Sapphire Diamond Halo Earrings, Medium Blue 4.5 mm (Heat), featuring round sapphires with diamond halos—one upright, the other resting on a rough blue stone.A size comparison between 4.0mm, 4.5mm, and 5.0mm size medium blue Montana sapphire halo earrings

    Montana Sapphire Diamond Halo Earrings, Medium Blue 4.0-5.0 mm (Heated)

    $1,250.00

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  • A pair of Teal Blue 4.5 mm Montana Sapphire Diamond Halo Earrings (Heated)—one flat, one upright—are displayed on a blue stone slab.A size comparison between 4.0mm, 4.5mm, and 5.0mm size teal blue Montana sapphire halo earrings

    Montana Sapphire Diamond Halo Earrings, Teal 4.0-5.0 mm (Heated)

    $1,250.00

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  • A pair of EA-MS-401 4.0mm silver stud earrings with round blue gemstones, one on a rough blue stone, displayed on a textured gray surface. Earth’s Treasury logo appears at the bottom.A size comparison between 3.5mm, 4.0mm, and 4.5mm size light aqua blue Montana sapphire earrings

    Montana Sapphire Earrings- Light Aqua Blue, 3.5-5.0 mm (Heated)

    $449.00

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  • The EA-MS-402 4.0mm silver stud earrings feature round blue gemstones, shown on a rough blue stone with a patterned gray background.A size comparison between 3.5mm, 4.0mm, and 4.5mm size medium blue Montana sapphire earrings

    Montana Sapphire Earrings- Medium Blue, 3.5-5.0 mm (Heated)

    $449.00

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  • A pair of EA-MS-403 4.0mm silver stud earrings with round blue gemstones, one upright and one flat, displayed on a textured surface with a blue stone.A size comparison between 3.5mm, 4.0mm, and 4.5mm size rich blue Montana sapphire earrings

    Montana Sapphire Earrings- Rich Blue, 3.5-5.0 mm (Heated)

    $549.00

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  • A pair of EA-MS-404 4.0mm blue gemstone stud earrings in silver settings sits beside a rough blue stone on a textured surface, with the "Earth's Treasury" logo displayed below.A size comparison between 3.5mm, 4.0mm, and 4.5mm size teal Montana sapphire earrings

    Montana Sapphire Earrings- Teal Blue, 3.5-5.0 mm (Heated)

    $449.00

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  • EA-MS-405 4.0mm green gemstone stud earrings in silver settings, shown with a rough blue gemstone on a textured surface. "Earth's Treasury" logo appears at the bottom.EA-MS-405 4.0mm green gemstone stud earrings in silver settings, shown with a rough blue gemstone on a textured surface. "Earth's Treasury" logo appears at the bottom.

    Montana Sapphire Earrings- Mint Green, 3.5-5.0 mm (Heated)

    $449.00

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  • A pair of EA-MS-300 4.0mm Teal Martini Style silver earrings—one upright, one lying down on rough blue mineral—displayed on a textured gray surface with the "Earth's Treasury" logo at the bottom.A pair of EA-MS-300 4.0mm Teal Martini Style silver earrings—one upright, one lying down on rough blue mineral—displayed on a textured gray surface with the "Earth's Treasury" logo at the bottom.

    Montana Sapphire “Martini” Style Earrings, 3.5-5.0 mm (Heated)

    $449.00

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  • The EA-DB-401 earrings, adorned with sparkling light blue sapphires, are showcased on a rough blue stone. The textured light gray background enhances the depth and contrast, highlighting the refined elegance of these stunning accessories.A color comparison between light, medium, and dark blue sapphire earrings

    Light Blue Sapphire Earrings, 3.5-5.0 mm (Heated)

    $499.00

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  • The EA-DB-402 earrings elegantly feature medium blue sapphires, each gemstone adding a sophisticated touch, beautifully set on a textured silver surface.A size comparison between 3.5mm, 4.0mm, and 4.5mm size medium blue sapphire earrings

    Medium Blue Sapphire Earrings, 3.5-5.0 mm (Heated)

    $649.00

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  • The EA-DB-403 earrings are a stunning pair featuring blue sapphire gemstones measuring 3.5-5.0 mm, set in silver, elegantly displayed on a textured surface and teal block.A size comparison between 3.5mm, 4.0mm, and 4.5mm size deep blue sapphire earrings

    Rich Blue Sapphire Earrings, 3.5-5.0 mm (Heated)

    $799.00

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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.