About 1 Carat Round Cut Lab Grown Diamonds
1 Carat Round Lab Grown Diamonds – Classic Brilliance, Perfect Everyday Luxury | Variation UK
A 1 carat round lab grown diamond is the most iconic and sought-after choice for engagement rings, earrings, pendants, and fine jewellery. Known for its perfect symmetry, timeless appeal, and superior brilliance, the round brilliant cut maximises fire and light reflection like no other shape. At the 1 carat size, it offers a striking presence while remaining elegant, versatile, and ideal for everyday wear.
At Variation UK, each 1 carat round lab grown diamond is crafted using advanced CVD or HPHT technology and certified by IGI for its precision, authenticity, and quality. Whether you are choosing a classic solitaire ring or a pair of brilliant studs, our diamonds deliver exceptional brilliance with ethical craftsmanship.
Why Choose a 1 Carat Round Lab Grown Diamond?
A 1 carat round diamond strikes the perfect balance between sparkle, size, and sophistication.
Key advantages:
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Unmatched brilliance from the 57/58-facet round brilliant cut
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Perfect size for engagement rings, studs, and pendants
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Timeless and universally flattering
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Visually impactful without overwhelming the design
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100% real diamonds grown ethically using advanced technology
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Better value, offering higher clarity and colour options at accessible prices
A 1 carat diamond is the global standard for classic luxury.
Characteristics of a Premium 1 Carat Round Diamond
Variation UK selects only the finest diamonds for maximum beauty and sparkle.
Our 1 Carat Diamonds Feature:
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Excellent or Ideal cut grade for maximum light performance
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VVS1–VS2 clarity for a clean, bright appearance
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D–F colour grades for crisp, icy whiteness
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Excellent symmetry and polish
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Minimal to no fluorescence
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Precise round proportions with excellent measurements
These characteristics ensure exceptional brilliance and long-term value.
Perfect for Every Type of Jewellery
The 1 carat diamond is incredibly versatile and complements all fine jewellery designs.
Engagement Rings
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Classic round solitaire rings
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Halo designs for extra sparkle
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Pavé bands
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Vintage and modern settings
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Toi et Moi rings with round diamond centres
Earrings
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1 carat solitaire diamond studs (a timeless favourite)
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Halo diamond studs
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Three-prong or four-prong martini settings
Pendants & Necklaces
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Round diamond solitaire pendants
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Halo necklaces
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Station necklaces with 1 carat brilliance
Bracelets
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Diamond tennis bracelets featuring 1 carat accents
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Mixed-shape and designer bracelets
A 1 carat round diamond enhances any jewellery style with timeless beauty.
IGI Certified 1 Carat Round Lab Grown Diamonds
Every 1 carat diamond from Variation UK includes a detailed IGI certificate, verifying:
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Colour grade (D–F)
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Clarity grade (VVS1–VS2)
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Carat weight
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Symmetry & polish
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Diamond proportions
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Laser inscription
This ensures complete transparency, authenticity, and internationally trusted quality.
Crafted in Solid 18K Gold
Your diamond jewellery is available in:
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18K Yellow Gold
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18K White Gold
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18K Rose Gold
Every piece is BIS-hallmarked, guaranteeing purity, durability, and long-lasting brilliance.
Ethical, Sustainable & Responsible Luxury
Variation UK offers diamonds grown with care, integrity, and modern ethics.
Our values include:
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Zero mining
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Lower carbon footprint
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Traceable diamond creation
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Made-to-order, waste-free jewellery production
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Direct-from-manufacturer pricing
Your diamond is as responsible as it is beautiful.
Ideal for Gifting & Milestone Moments
A 1 carat round diamond is perfect for:
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Engagements
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Anniversaries
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Birthdays
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Bridal jewellery
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Everyday luxury
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Heirloom-style pieces
Its timeless brilliance makes it a meaningful and memorable choice.
UK-Wide & Worldwide Delivery with Premium Packaging
Variation UK ensures your diamond reaches you safely, securely, and beautifully presented.
Every order includes:
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IGI certification
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Luxury gift-ready packaging
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Trackable, insured delivery
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Direct-from-manufacturer pricing
We prioritise trust, transparency, and exceptional customer experience.
Discover Timeless Brilliance with Variation UK
1 carat round lab grown diamonds from Variation UK offer iconic sparkle, ethical craftsmanship, and exceptional beauty. Whether chosen for an engagement ring or everyday jewellery, they remain the world’s most timeless and desirable diamond shape.
Explore our 1 carat round diamond collection today and experience brilliance perfected.
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.