3 Carat Round Cut Lab Grown Diamonds

3 Carat Round Lab Grown Diamonds – Exceptional Brilliance with Grand Presence

A 3 carat round lab grown diamond offers breathtaking brilliance, remarkable size, and undeniable luxury. With its perfect circular symmetry and 58 expertly cut facets, the round brilliant cut remains the world’s most coveted diamond shape. Crafted using advanced CVD and HPHT technology, lab grown diamonds provide identical beauty, durability, and sparkle to mined diamonds—while being ethical, sustainable, and conflict-free.

At Variation Australia, every 3 carat round diamond is IGI-certified, masterfully cut, and hand-selected for superior brilliance and clarity.

Why Choose a 3 Carat Round Lab Grown Diamond?

A 3 carat round diamond stands out for its striking presence and timeless elegance.

Key Benefits

• Impressive diameter of ~9.2–9.5 mm

• Exceptional fire and brilliance from perfect symmetry

• Universally flattering on all hand shapes

• Ideal for luxury engagement rings and heirloom jewellery

• Ethical, sustainable, and environmentally conscious

• More affordable than mined 3 ct round diamonds

This diamond size is perfect for those who want dramatic brilliance with enduring sophistication.

IGI-Certified Quality & Transparency

Each 3 carat round diamond from Variation Australia is independently graded by the International Gemological Institute (IGI).

Your IGI Certificate Includes

• Color Grade: D–F (highest colorless range)

• Clarity Grade: VVS1–VS2 (exceptionally clear)

• Cut Grade: Ideal/Excellent for maximum fire

• Measurements: ~9.2 to 9.5 mm

• Laser Inscription: Unique IGI identification number

This guarantees world-class quality and complete assurance.

Popular Ring Styles for 3 Carat Round Diamonds

A 3 carat round diamond pairs beautifully with both classic and modern settings.

Stunning Setting Styles

• Four-Prong Solitaire – Timeless and radiant

• Six-Prong Setting – Secure with a refined silhouette

• Hidden Halo Setting – Subtle brilliance beneath the stone

• Halo Rings – Enhanced sparkle and larger appearance

• Three-Stone Rings – Symbolic and elegant

• Cathedral Setting – Elevated, architectural design

• Pavé Band Rings – Extra brilliance along the shank

• Bezel Setting – Modern and protective

Each design enhances the diamond’s captivating brilliance and size.

Perfect for Engagement & High-Luxury Jewellery

A 3 carat round diamond is an exceptional choice for statement-making fine jewellery.

Ideal For:

• Engagement Rings

• Anniversary Rings

• High-End Custom Jewellery

• Luxury Proposal Rings

• Special Occasion Gifts

Its size and sparkle create a dramatic, unforgettable impression.

Ethical, Sustainable & Consciously Crafted

Lab grown diamonds represent modern, responsible luxury.

Sustainability Highlights

• No destructive mining

• Lower carbon footprint

• Fully traceable, conflict-free origin

• Eco-friendly, advanced diamond-growing technology

Variation Australia enhances sustainability through a made-to-order jewellery model, reducing waste and promoting thoughtful craftsmanship.

Australia-Wide & Worldwide Delivery

We deliver 3 carat round lab grown diamonds across Australia and to 50+ countries, ensuring premium quality and service.

Your Order Includes

• Insured, trackable delivery

• Secure, tamper-proof packaging

• Luxury diamond or ring box

• Verified IGI certificate

• Transparent, direct-from-manufacturer pricing

Perfect for proposals, luxury gifts, and heirloom-quality jewellery.

Magnificent Brilliance with Ethical Beauty

A 3 carat round lab grown diamond from Variation Australia delivers extraordinary sparkle, timeless elegance, and responsible luxury. Whether set in a solitaire or an elaborate halo, this size radiates sophistication and prestige.

Discover the brilliance of 3 Carat Round Lab Grown Diamonds at Variation — where luxury meets ethical craftsmanship.