Choosing between a lab-grown diamond and diamond-grade moissanite? Each option delivers exceptional brilliance, durability, and ethical origins — handcrafted in Canada for those who refuse to compromise.
PURE® is our IGI certified lab-grown diamond — chemically and optically identical to a mined diamond. ATERNA® Gen 4 and LUXE® Gen 3 are our diamond-grade moissanite, engineered to produce nearly 2.4 times the light dispersion of a diamond for extraordinary fire and brilliance. Every stone is hand-cut and polished to ideal proportions — conflict-free, sustainably created, and set in solid gold or platinum.
Explore our engagement rings and see each stone in a real design.
Our trio of lab-made brilliance—PURE®, ATERNA®, and LUXE®—where cutting-edge science meets timeless elegance.
PURE®: Certified lab‑grown diamonds identical to natural diamonds (100 % carbon, 10 Mohs). Exceptional E/F color, VS1–VVS clarity, and ideal cut for seamless sparkle.
ATERNA®: Precision‑cut Gen 4 Diamond‑Grade moissanite crafted from an enhanced SiC & carbon blend. Extraordinary brilliance and durability.
LUXE®:
Expertly refined Gen 3 Diamond‑Grade moissanite, radiating exceptional fire, clarity, and sparkle. A perfect harmony of beauty and value.
Side-by-Side Diamond Comparison
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 |
*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.
PURE® lab‑grown diamonds and LUXE® Gen 3 and ATERNA® Gen 4 diamond‑grade moissanite offer exceptional brilliance and durability at a more accessible price than mined diamonds. Enjoy premium quality without the premium cost.
Each PURE®, LUXE®, and ATERNA® gemstone is precision‑cut and hand‑finished to maximize fire, clarity, and sparkle. Our stones meet the highest standards for optical performance and long‑lasting beauty.
Our PURE® lab diamonds and LUXE® Gen 3 and ATERNA® Gen 4 moissanite are ethically created in controlled environments with full traceability. You receive guaranteed origins, sustainable production, and complete peace of mind.
Our PURE® lab‑grown diamonds and LUXE® Gen3 and ATERNA® Gen 4 diamond-grade moissanite are created in controlled environments with zero mining impact. Every gemstone supports sustainable practices and protects natural habitats.
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.
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.
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.



