About 1 Carat Round Cut Lab Grown Diamonds
1 Carat Round Lab Grown Diamonds – Timeless Brilliance, Exceptional Value & Ethical Luxury
A 1 carat round lab grown diamond is one of the most iconic and sought-after choices in fine jewellery. Known for its unmatched brilliance and universal appeal, the round brilliant cut delivers maximum fire, scintillation, and symmetry. At Variation, every 1 carat round lab grown diamond is created using advanced CVD and HPHT technology and certified by IGI, ensuring top-tier clarity, precision, and fully ethical production.
Sparkling, elegant, and endlessly versatile — a 1 carat round diamond is perfect for engagement rings, pendants, earrings, and everyday luxury jewellery.
What Are 1 Carat Round Lab Grown Diamonds?
A 1 carat diamond weighs 0.20 grams and is considered the perfect size for both classic and contemporary jewellery. Lab grown diamonds share the same optical, chemical, and physical properties as mined diamonds — offering identical beauty with ethical origins.
Key Characteristics
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Round brilliant cut with 57–58 facets
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Maximum brilliance and fire among all shapes
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100% real, IGI-certified lab grown diamonds
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Same hardness (10 on Mohs scale) as mined diamonds
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Approximate face-up diameter of 6.3–6.5 mm
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Ideal for timeless and modern jewellery designs
A 1 carat round diamond is the perfect blend of beauty, size, and value.
Why Choose 1 Carat Round Lab Grown Diamonds from Variation?
Variation curates 1 carat round diamonds with superior symmetry, polish, and proportions — ensuring exceptional sparkle and long-term brilliance.
Why Customers Prefer Our 1 Carat Round Diamonds
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IGI-certified for global grading accuracy
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D–F color and VVS1–VS2 clarity options
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Excellent or Ideal cut for superior brilliance
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Direct-from-manufacturer pricing
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Ethical, conflict-free, environmentally responsible sourcing
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Available loose or set in rings, earrings, pendants & custom designs
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Exceptional craftsmanship and precision
Our diamonds deliver outstanding quality matched with sustainability.
Advantages of 1 Carat Round Lab Grown Diamonds
A 1 carat round diamond remains one of the most popular choices globally for its versatility and brilliance.
Key Benefits
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Maximum brilliance and light return
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Universally flattering shape
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Perfect size for engagement rings and everyday wear
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Balanced face-up appearance
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High value compared to mined diamonds
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Works beautifully in both solitaire and halo designs
A 1 carat diamond offers impressive sparkle without being overpowering.
Popular Uses for 1 Carat Round Lab Grown Diamonds
Variation offers 1 carat round diamonds in a wide array of fine jewellery styles.
Jewellery Styles
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Solitaire engagement rings
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Halo & hidden halo designs
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Three-stone rings
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Round stud earrings
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Solitaire pendants
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Bridal and everyday luxury jewellery
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Bespoke custom creations
A 1 carat round diamond enhances any design with timeless elegance.
IGI Certification – Precision, Transparency & Global Trust
Every 1 carat round lab grown diamond from Variation includes a detailed IGI certificate verifying its authenticity.
Your IGI Certificate Includes
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Color grade (D–F)
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Clarity grade (VVS1–VS2)
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Cut grade (Excellent / Ideal)
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Carat weight (1.00 ct+)
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Diamond measurements & proportions
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Depth, table & symmetry details
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Laser inscription number
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Complete grading documentation
This ensures transparency and internationally recognised quality.
Ethical, Sustainable & Eco-Conscious Luxury
Lab grown diamonds offer breathtaking brilliance with a significantly reduced environmental impact.
Our Sustainability Commitment
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Zero mining
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Lower carbon footprint
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Fully traceable production
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Made-to-order manufacturing to reduce waste
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Honest, transparent pricing
A 1 carat round lab grown diamond reflects modern, responsible luxury.
Perfect for Engagement Rings, Everyday Jewellery & Custom Designs
A 1 carat diamond is versatile enough to suit any style — classic, modern, or bespoke.
Perfect For
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Traditional and modern engagement rings
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Anniversary and milestone gifts
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Solitaire jewellery
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Luxury studs and pendants
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Bridal and everyday wear
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Custom-designed heirloom pieces
Variation’s jewellery experts can create bespoke designs tailored around your 1 carat diamond.
Worldwide Delivery & Transparent Pricing
Variation offers secure worldwide delivery and direct-from-manufacturer pricing for exceptional value.
What You Receive
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IGI-certified 1 carat round diamond
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BIS-hallmarked 18K gold jewellery (optional)
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Premium packaging with complete documentation
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Fast, insured, trackable global shipping
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Clear and consistent pricing
Every order reflects craftsmanship, trust, and premium quality.
Experience the Brilliance of 1 Carat Round Lab Grown Diamonds
A 1 carat round lab grown diamond from Variation blends exceptional brilliance, timeless beauty, and modern ethical craftsmanship. Perfect in size and versatility, it is an ideal choice for lasting, meaningful jewellery.
Explore the collection and choose your 1 carat round diamond — brilliant, elegant, and crafted with Variation’s signature excellence.
Frequently Asked Questions
Is a 1 carat round cut lab grown diamond a good choice for an engagement ring? +
Absolutely. Round cut diamonds are the most popular choice for engagement rings due to their unmatched
brilliance, timeless shape, and balanced proportions. A 1 carat round cut stone offers strong presence
on the finger while maintaining classic elegance suitable for all styles.
Does a 1 carat round diamond sparkle more than other shapes like oval or princess? +
Yes. Round cut diamonds are engineered for maximum light performance with optimal brilliance, fire, and
scintillation. At 1 carat, a well-cut round diamond will typically outshine most other shapes due to
precise, symmetrical faceting.
Does a 1 carat round cut diamond look bigger or smaller than other shapes at the same weight? +
Round diamonds sometimes appear slightly smaller than elongated shapes like oval or pear because they
carry more weight in depth. However, their superior brilliance and perfect symmetry create a bright,
full visual impact that balances the difference.
What cut quality is ideal for a 1 carat round lab grown diamond? +
Cut is the most important factor for round diamonds. For the best brilliance, choose
Excellent cut, Excellent polish, and Excellent symmetry (3EX) when possible.
This ensures optimal sparkle and light performance at the 1 carat size.
Which color and clarity grades look best in a 1 carat round cut lab grown diamond? +
Round cuts hide inclusions well and maintain brightness even at slightly lower clarity grades. Popular
choices include D–H color and VVS–VS clarity for eye-clean beauty and
exceptional sparkle at 1 carat.
Are 1 carat round cut lab grown diamonds certified by IGI or GIA? +
Yes. Most 1 carat round lab grown diamonds come certified by IGI or GIA. The report includes the 4Cs,
growth method (CVD or HPHT), and precise proportions that influence brilliance.
Is a 1 carat round diamond durable for daily wear, especially in rings? +
Yes. Round diamonds are one of the most durable shapes because they have no sharp edges or pointed
corners. In a secure prong or bezel setting, they are ideal for everyday wear in engagement rings,
pendants, and earrings.
Which settings look best with a 1 carat round cut lab grown diamond? +
Round diamonds shine in all settings, including solitaires, halos, pavé bands, vintage designs,
bezel settings, and three-stone rings. Their symmetrical shape makes them the most versatile
diamond cut for jewellery design.
Does a 1 carat round cut lab grown diamond offer good value compared to mined diamonds? +
Yes. Lab grown diamonds offer significantly better value, allowing you to buy a higher color, clarity,
or cut grade at the same budget. A 1 carat round lab grown diamond provides premium brilliance at a
more accessible price point than mined options.
Do 1 carat round cut lab grown diamonds come in different proportions and brilliance levels? +
Yes. Round diamonds vary in cut quality, table percentage, depth, crown angle, and pavilion angle.
These factors influence sparkle, fire, and overall appearance. Choosing a well-cut diamond ensures
maximum brilliance at the 1 carat size.
Explore Other Shapes
Other 1 Carat Lab Grown Diamond Shapes
If you love 1 Carat Round Cut Lab Grown Diamonds but are open to exploring different outlines, compare these other 1 carat diamond shapes for face-up presence, style, and overall look.
Elegant and elongated with a larger face-up appearance than round cuts.
A soft, romantic profile with pillowy edges and beautiful fire.
Step-cut facets and a clean, elegant hall-of-mirrors effect.
A stylish, tapered silhouette that elongates and flatters the hand.
Bold sparkle with clipped corners for a modern and refined silhouette.
A crisp, geometric square shape known for exceptional brilliance.
An elongated outline with pointed ends for strong finger coverage.
A romantic outline featuring a distinct cleft and rounded lobes.
A bold geometric silhouette for modern, distinctive styling.