About 3 Carat Marquise Cut Lab Grown Diamonds
3 Carat Marquise Cut Lab Grown Diamonds – Graceful Elongation, Dazzling Brilliance, Timeless Luxury
3 Carat Marquise Cut lab grown diamonds deliver a captivating blend of elongated elegance, exceptional brilliance, and unmistakable sophistication. Known for their pointed ends and slender, boat-shaped silhouette, marquise diamonds maximise face-up size more efficiently than most cuts. At 3 carats, the marquise cut offers dramatic finger coverage, bold sparkle, and a refined, regal appearance. Created using advanced CVD and HPHT technology, these diamonds possess the same physical, chemical, and optical characteristics as mined diamonds — with the added advantages of ethical sourcing and environmentally responsible production.
At Variation, every 3 carat marquise diamond is hand-selected for symmetry, clarity, color, and optimal length-to-width ratio, ensuring perfect balance and superior light performance. Each stone is IGI-certified for internationally recognised grading accuracy. For connoisseurs seeking a diamond shape that is elegant, dramatic, and brilliantly unique, a 3 Carat Marquise Cut lab grown diamond represents exceptional craftsmanship and modern luxury.
What Is a 3 Carat Marquise Cut Lab Grown Diamond?
The marquise cut is an elongated brilliant-cut diamond featuring 56–58 facets and a graceful, tapered outline. Its shape is designed to enhance sparkle while maximising surface area, giving it a larger appearance compared to other diamond shapes of similar weight. At 3 carats, the marquise cut offers a striking presence with brilliant light dispersion from every angle.
Key Characteristics
Distinctive boat-shaped outline with pointed tips
Brilliant-style faceting for radiant fire and scintillation
Maximised face-up size for commanding visual impact
Elegant, elongated proportions that flatter the hand
100% real diamond with the same structure as mined diamonds
Certified by internationally recognised gemological institutions
3 Carat Marquise Cut diamonds are favoured for their luminous brilliance, graceful silhouette, and distinctive elegance.
Why Choose 3 Carat Marquise Cut Lab Grown Diamonds from Variation?
Variation is globally trusted for its commitment to premium craftsmanship, ethical production, and superior diamond standards. Each 3 carat marquise diamond undergoes a rigorous evaluation process to ensure perfect symmetry, high clarity, balanced proportions, and exceptional brilliance — all crucial for achieving the marquise cut’s signature sparkle.
Why Customers Choose Variation
100% genuine lab grown diamonds — never simulants
IGI-certified grading for guaranteed accuracy
Optimised length-to-width ratios enhancing brilliance and beauty
Ethical, conflict-free, environmentally responsible production
Factory-direct global pricing offering exceptional value
Strict quality selection for symmetry, clarity, and sparkle
Variation ensures every marquise diamond reflects precision, beauty, and modern standards of ethical luxury.
Diamond Shapes and Varieties Available
While this page highlights the 3 Carat Marquise Cut, Variation offers a broad selection of alternative shapes designed to suit diverse tastes and fine jewellery styles.
Popular Alternative Shapes
Round Cut – Classic brilliance with universal appeal
Oval Cut – Soft elongation with bright sparkle
Cushion Cut – Romantic, glowing brilliance
Emerald Cut – Step-cut clarity with architectural elegance
Radiant Cut – Intense sparkle with modern angles
Pear Cut – Graceful teardrop silhouette
Princess Cut – Contemporary geometry and fire
Heart Cut – Expressive brilliance and symbolic beauty
Trillion & Hexagon Cuts – Bold, modern design statements
Each diamond shape at Variation is expertly cut to maximise brilliance, symmetry, and visual harmony.
IGI Certification – Global Standards You Can Trust
Each 3 Carat Marquise Cut lab grown diamond from Variation includes an IGI certificate verifying authenticity, precision craftsmanship, and grading details. This ensures full confidence, traceability, and internationally recognised quality assurance.
What the IGI Certificate Verifies
Cut precision, symmetry, and polish
Colour grade (D–F)
Clarity grade (VVS1–VS2)
Carat weight
Length-to-width ratio and proportion analysis
Laser inscription for secure identification
IGI certification ensures transparency, reliability, and global trust for every diamond buyer.
Ethical Brilliance and Sustainable Creation
Variation’s lab grown diamonds are created using advanced, eco-conscious technology that reduces environmental impact while maintaining outstanding quality, durability, and brilliance.
Our Sustainability Commitments
Zero mining and minimal ecological interference
Fully traceable, responsibly grown diamonds
Significantly reduced carbon footprint compared to mined diamonds
Made-to-order production to eliminate wastage
Transparent and ethical global pricing
Each diamond represents responsible luxury shaped by innovation and environmental care.
Ideal for Engagement Rings, Luxury Jewellery & Signature Designs
Although this page focuses on loose diamonds, 3 Carat Marquise Cut diamonds are often chosen for:
Elegant solitaire engagement rings
Vintage, east-west, or modern settings
Statement necklaces and pendants
Elongated marquise-inspired earrings
Bespoke fine jewellery commissions
Collectors seeking rare, elongated brilliance
The marquise cut’s refined proportions and radiant sparkle make it ideal for high-impact, elegant jewellery creations.
Worldwide Shipping and Transparent Value
Variation provides secure, insured worldwide shipping and transparent factory-direct pricing for all 3 carat diamonds. Each purchase includes full documentation, grading details, and global service support.
You receive:
IGI-certified 3 Carat Marquise Cut diamonds
Factory-direct global pricing with no unnecessary markups
Secure, trackable international delivery
Authenticity and grading documents
Consistent worldwide value and premium quality
Variation ensures exceptional quality, ethical sourcing, and seamless global service for every customer.
The Future of Modern Luxury
3 Carat Marquise Cut lab grown diamonds from Variation embody elegance, refinement, and contemporary luxury. Their graceful shape, radiant brilliance, and sustainable origin make them a perfect choice for meaningful occasions and iconic jewellery pieces.
Explore Variation’s 3 Carat Marquise Cut lab grown diamonds today and experience brilliance shaped by passion, precision, and responsible craftsmanship.