Explore our curated selection of IGI-certified 5 Carat Lab Grown Diamonds—real diamonds, responsibly grown, and precision-graded for lasting value.
About 5 Carat Lab Grown Diamonds
5 Carat Lab Grown Diamonds – Grand Luxury and Extraordinary Brilliance
A 5 carat lab grown diamond represents exceptional prestige, powerful brilliance and a commanding presence. This carat weight is highly sought after in the United Kingdom by customers who desire extraordinary scale, refined elegance and investment-level beauty. With remarkable sparkle and precise craftsmanship, a 5 carat diamond stands out as a premium choice for collectors and those seeking a bold centre stone.
Produced using advanced CVD and HPHT technology, these diamonds share the exact physical, chemical and optical characteristics of mined diamonds. The difference lies in their ethical, above-ground origin. Every 5 carat diamond at Variation is IGI-certified and individually selected for symmetry, brilliance and clarity, ensuring the highest quality for UK buyers.
What Is a 5 Carat Lab Grown Diamond?
A 5 carat diamond weighs 1 gram and delivers exceptional presence, making it one of the most visually impressive diamond sizes available. Lab grown diamonds undergo the same crystallisation process as natural diamonds, offering unmatched brilliance, fire and durability — with the added value of responsible creation.
Key Characteristics
100% real diamonds with identical composition to mined stones
Impressive scale and strong visual impact
Exceptional brilliance and fire at a premium size
IGI-certified for accuracy and authenticity
Ethical, sustainable and fully traceable origin
These qualities make 5 carat lab grown diamonds an extraordinary choice for UK customers seeking prestigious, modern luxury.
Why Choose 5 Carat Lab Grown Diamonds from Variation?
Variation is trusted across the United Kingdom for rigorous quality selection, transparency and ethical sourcing. Every 5 carat diamond is evaluated for cut precision — the most important factor in achieving outstanding brilliance and visual performance.
Why UK Customers Prefer Variation
Premium-quality IGI-certified diamonds
Top colour grades (D–F)
Exceptional clarity standards (VVS1–VS2)
Ethical, conflict-free and sustainable sourcing
Direct-from-manufacturer value and consistency
Variation ensures every diamond meets the highest standards for brilliance, purity and long-term value.
Popular Shapes in 5 Carat Lab Grown Diamonds
Variation offers a diverse selection of shapes, each crafted to maximise brilliance, symmetry and visual refinement at the 5 carat size.
Best-Selling Shapes
Round Cut – Maximum brilliance and iconic sparkle
Oval Cut – Elegant length and flattering proportions
Princess Cut – Defined geometry and contemporary brilliance
Emerald Cut – Step-cut precision with sophisticated clarity
Cushion Cut – Soft edges with glowing fire
Pear Cut – Graceful teardrop silhouette
Radiant Cut – Crisp lines with high-intensity fire
Marquise Cut – Regal lengthening effect
Heart Cut – Symbolic, expressive brilliance
Hexagon & Trillion Cuts – Bold, contemporary elegance
Each shape is optimised to elevate the natural brilliance of a 5 carat stone.
IGI Certification – Trusted Quality for UK Buyers
Every 5 carat lab grown diamond from Variation includes a detailed IGI certificate, ensuring reliable grading and verified authenticity.
Your IGI Certificate Verifies
Cut grade and overall proportions
Colour grade (D–F)
Clarity grade (VVS1–VS2)
Carat weight and precise measurements
Laser inscription for secure identification
This documentation provides confidence and clarity for UK customers investing in a premium carat weight.
Ethical Creation and Sustainable Value
Variation diamonds are produced through sustainability-focused growth processes that significantly reduce environmental impact while delivering exceptional clarity and brilliance.
Our Ethical Commitments
Zero mining and reduced ecological footprint
Fully traceable production
Lower carbon impact compared to mined diamonds
Inventory-free, responsible sourcing
Transparent pricing and ethical value
UK customers can enjoy a luxury diamond with the assurance of responsible and transparent creation.
Ideal for Engagement Rings, High-End Jewellery and Bespoke Designs
A 5 carat diamond offers spectacular brilliance and a commanding presence, making it ideal for:
Statement engagement rings
High-end solitaire pendants
Premium stud earrings
Luxury necklaces and bracelets
Bespoke fine jewellery projects
Its size and brilliance make it a favourite among collectors and customers seeking distinctive luxury.
UK-Wide Delivery and Transparent Value
Variation provides secure, insured and trackable delivery throughout the United Kingdom, offering peace of mind with every purchase.
You receive:
IGI-certified 5 carat lab grown diamond
Direct-from-manufacturer pricing
Transparent, consistent value
Secure and fully insured UK-wide delivery
Authenticity documentation
Our fair and transparent value approach ensures premium quality for UK customers.
Magnificent Brilliance with Responsible Luxury
5 carat lab grown diamonds from Variation offer extraordinary presence, certified quality and exceptional brilliance. They are the perfect choice for UK buyers seeking modern luxury with ethical value and unmistakable impact.
Explore Variation’s 5 carat lab grown diamonds today and experience brilliance shaped by innovation, craftsmanship and sustainable excellence.
Frequently Asked Questions
Is a 5 carat lab grown diamond considered a high-luxury size? +
How big does a 5 carat diamond look compared to a 3 or 4 carat diamond? +
Are 5 carat lab grown diamonds much more affordable than mined diamonds at this size? +
Do 5 carat lab grown diamonds sparkle the same as natural 5 carat diamonds? +
What clarity and color grades are best for a 5 carat diamond? +
Are 5 carat lab grown diamonds certified by IGI or GIA? +
Is a 5 carat diamond suitable for everyday wear in an engagement ring? +
Which shapes look best in the 5 carat size range? +
Are 5 carat lab grown diamonds a good choice for pendants or earrings? +
Do 5 carat lab grown diamonds come in many shapes, colors, and clarity options? +
5 Carat Lab Grown Diamonds by Shape
Explore 5 Carat Lab Grown Diamond shapes and compare brilliance, spread, and faceting styles to discover the perfect silhouette for your preferences.