Engagement Rings
  • 1.5 carat round lab grown diamond accented solitaire engagement ring in white gold - Quorri
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    Compare Our Lab-Grown Stones

    Side-by-Side Diamond Comparison

    LUXE® · ATERNA® · PURE® · DIAMOND

    A closer look at what sets each stone apart.

    LUXE® Gen 3 Diamond-Grade Moissanite ATERNA® Gen 4 Diamond-Grade Moissanite PURE® Lab Diamond IGI Certified Lab Diamond MINED DIAMOND Earth-Mined Natural Diamond
    Composition SiC + Carbon blend SiC + Carbon blend 100% Pure Carbon 100% Carbon
    Color Grade E / F D / E E / F D-Z
    Clarity VVS2 VVS1 VVS / VS+ FL-I3
    Cut Ideal Ideal Ideal Poor-Ideal
    Hardness 9.25 Mohs 9.50 Mohs 10 Mohs 10 Mohs
    Eco-Friendly Yes Yes Yes No
    Conflict Free Yes Yes Yes No
    Guarantee Lifetime Lifetime Lifetime None
    Price / Carat* $499 $699 $2000 - $3000 $8,000 – $12,000
    Diamond-Grade Moissanite
    CompositionSiC + Carbon blend
    Color GradeE / F
    ClarityVVS2
    CutIdeal
    Hardness9.25 Mohs
    Eco-Friendly Yes
    Conflict Free Yes
    Guarantee Lifetime
    Price / Carat*$499
    Diamond-Grade Moissanite
    CompositionSiC + Carbon blend
    Color GradeD / E
    ClarityVVS1
    CutIdeal
    Hardness9.50 Mohs
    Eco-Friendly Yes
    Conflict Free Yes
    Guarantee Lifetime
    Price / Carat*$699
    IGI Certified Lab Diamond
    Composition100% Pure Carbon
    Color GradeE / F
    ClarityVVS / VS+
    CutIdeal
    Hardness10 Mohs
    Eco-Friendly Yes
    Conflict Free Yes
    Guarantee Lifetime
    Price / Carat*$2000 - $3000
    Earth-Mined Natural Diamond
    Composition100% Carbon
    Color GradeD-Z
    ClarityFL-I3
    CutPoor-Ideal
    Hardness10 Mohs
    Eco-FriendlyNo
    Conflict FreeNo
    GuaranteeNone
    Price / Carat*$8,000 – $12,000

    *Price / Carat ranges shown are typical market values for ~1ct stones. LUXE® and ATERNA® are diamond-grade moissanite. PURE® is an IGI-certified lab-grown diamond. Mined Diamond refers to traditional earth-mined natural diamonds.
    Our lab-grown and moissanite options are eco-friendly, conflict-free, and backed by our Lifetime Guarantee.


    LAB DIAMOND & GEM BENEFITS



    Frequently Asked Questions (FAQ)

    Yes and No. LUXE® Gen 3 and ATERNA® Gen 4 enhanced diamond‑grade moissanite, engineered for superior brilliance, clarity, and durability compared to standard moissanite. They are rebranded to reflect their advanced optical performance and diamond‑like qualities.

    PURE® is a true certified lab‑grown diamond with identical composition and hardness to mined diamonds. LUXE® Gen 3 and ATERNA® Gen 4 are engineered moissanite alternatives that deliver diamond‑level sparkle and durability at a more accessible price.

    LUXE® Gen 3 ranks 9.25 and ATERNA® Gen 4 ranks 9.5 on the Mohs scale, making both stones exceptionally durable for everyday wear. PURE® and mined diamonds rank 10, the highest possible hardness.

    No. Diamond‑grade moissanite, like LUXE® and ATERNA®, is refined for higher refractive index, clarity, and color consistency, giving it a more authentic diamond appearance.

    Yes. PURE® lab diamonds test as real diamonds because they share the same chemical composition, hardness, and optical properties as mined diamonds.

    ATERNA® Gen 4 and LUXE® Gen 3 diamond-grade moissanite offer exceptional brilliance and durability at a lower price, while PURE® lab diamonds provide the closest match to mined diamonds for those seeking true diamond composition.

    Learn More

    Quorri Lab-Made Stones vs. Mined Diamonds: Why Luxe® Gen3, Aterna® Gen4 Diamond-Grade Moissanite, and Pure® Certified Lab Diamonds Are the Superior Choice

    When it comes to choosing the perfect diamond, Quorri’s lab-made stones—Luxe® Gen 3, Aterna® Gen 4 diamond-grade moissanite, and Pure® lab diamonds—offer a modern, ethical, and cost-effective alternative to traditional mined diamonds. These stones deliver the same brilliance, durability, and quality as mined diamonds but come with a host of additional benefits. Here’s a detailed comparison and why Quorri’s lab-made stones are the best option for your jewelry needs.

    How Quorri Lab-Made Stones Compare to Mined Diamonds

    1. Incredible Sparkle and Brilliance
      Quorri’s Luxe®, Aterna®, and Pure® stones are expertly cut to Ideal or Excellent proportions, ensuring maximum brilliance and fire. Their sparkle rivals that of the finest mined diamonds, making them visually indistinguishable even to trained jewelers.
    2. Exceptional Durability
    3. Superior Quality
      Quorri lab-made stones are hand-selected for their exceptional clarity, color, and cut.
    4. Eco-Friendly and Ethical
      Unlike mined diamonds, which often involve environmental destruction and unethical practices, Quorri’s lab-made stones are created in controlled environments using sustainable methods. They are 100% conflict-free, allowing you to enjoy luxury without compromising your values.
    5. Cost Savings
      Quorri lab-made stones offer incredible value for money.

    Benefits of Choosing Quorri Lab-Made Stones

    • Get More for Less: With Quorri, you can invest in a larger or higher-quality stone without exceeding your budget.
    • Guaranteed Authenticity: Luxe® & Aterna® come with a certificate of authenticity while the Pure® will be accompanied by a diamond grading report verifying its quality, grading, and ethical origins.
    • Lifetime Guarantee: Quorri stands behind its products with a lifetime guarantee, ensuring your investment is protected.
    • Customizable Options: Quorri offers the unique ability to custom-create stones to your exact specifications, including shape, size, and color.

    Why Quorri Lab-Made Stones Are the Best Option

    Quorri’s Luxe®, Aterna®, and Pure® stones combine the beauty and durability of mined diamonds with the added benefits of affordability, sustainability, and ethical sourcing. Whether you’re designing an engagement ring, a pendant, or a pair of earrings, Quorri lab-made stones offer unmatched quality and value.

    Experience the brilliance, craftsmanship, and ethical elegance of Quorri lab-made stones today. Let Quorri help you create a masterpiece that reflects your style and values.