Choosing a Lab Grown Diamond Engagement Ring

A lab grown diamond is a real diamond with the same essential chemical composition and physical properties as a mined diamond. The difference is where it forms. When choosing one for an engagement ring, concentrate on the appearance and proportions of the individual stone rather than assuming that two diamonds with the same carat weight will look identical.

Compare cut, colour and clarity in context

Cut quality has a substantial effect on how a diamond handles light. For oval lab diamond engagement rings and other elongated shapes, review photographs or video for areas of darkness as well as the overall outline. If you prefer a more symmetrical silhouette, compare round lab diamond engagement rings. Colour and clarity grades are useful, but their visual importance varies with the cut, stone size and setting. Ask to see the grading document for the precise diamond selected; reporting language can differ between laboratories and report types.

Match the diamond to the ring

A lab diamond solitaire ring keeps the focus on the centre stone, while a hidden halo setting adds subtle detail beneath it. For extra sparkle along the band, compare lab diamond shoulder set rings. Check the setting's height, band width and profile if you plan to wear a straight wedding ring. For those who prefer a coloured centre stone, our coloured lab grown diamond engagement rings form a separate collection.

Know what the grading report does and does not tell you

A grading report is an important starting point, but two lab grown diamonds with similar colour and clarity grades can still look noticeably different. Pay particular attention to cut, measurements and how the individual stone behaves in natural and indoor light. For fancy shapes, photographs or video can be especially helpful because the report alone cannot show every aspect of their appearance.

For the most confident choice, compare complete rings with the same diamond specification, not headline carat prices in isolation. If you prefer a finer overall look, petite lab diamond engagement rings are worth comparing with broader settings. Our consultants can explain the report and show how different cuts and settings look on the hand.

2026 Award Nominations

Award Winning Jeweller

We’re proud to be recognised consistently by the UK jewellery industry’s leading awards programmes. In 2026, Lily Arkwright has been shortlisted for Branded Boutique of the Year at the Professional Jeweller Awards and Bridal Jewellery Retailer of the Year at the UK Jewellery Awards, reflecting our continued commitment to exceptional customer service, product innovation, and ethical craftsmanship.

These latest nominations build on previous industry recognition, including being shortlisted for Bridal Jewellery Retailer of the Year at the 2025 UK Jewellery Awards and Independent Retailer of the Year at the Professional Jeweller Awards 2025. We were also finalists for Retail Team of the Year at both the Retail Jeweller Awards and Professional Jeweller Awards in 2024, recognising the passion, expertise, and dedication of our team.

We’re honoured to be recognised for helping thousands of couples find the perfect engagement rings and wedding rings, with a strong focus on choice, transparency, and personalisation. As an award-winning jeweller, we remain committed to delivering exceptional service, exceptional craftsmanship, and responsibly sourced lab-grown diamonds, moissanite, and natural diamonds, ensuring every customer can find a ring that perfectly reflects their love story.