DIANA - Princess Diana Inspired Blue Sapphire & Lab Diamond Platinum Engagement Ring
Compare the stone arrangement and complete dimensions, with fit and care checked for this selected design.
View this designA halo gives a coloured gemstone a separate frame of smaller stones. Compare its width and contrast with the centre’s colour and shape.
Halo gemstone engagement rings surround the centre stone with a border of smaller diamonds, creating a bright frame that intensifies both sparkle and colour. The contrast is particularly striking around saturated emeralds, sapphires and rubies, where the white diamonds define the outline of the centre gemstone and make it appear more prominent on the hand.
A fine halo can feel delicate and almost seamless, while a broader halo creates a more dramatic statement. The outline can closely follow the gemstone shape or introduce a different geometry around it. Oval and cushion halos create soft curves, emerald and radiant designs feel more architectural, and round halos retain a traditional symmetry.
Platinum and 18ct white gold keep the visual emphasis on the contrast between colourless diamonds and the centre stone. Yellow gold can make green, yellow and red gemstones feel warmer, while rose gold creates a softer look around pink and purple tones. Browse lab grown emerald rings, blue sapphire rings and ruby rings to compare how different colours work within a halo.
Consider the total width of the head, the setting height and how the halo meets the shoulders. A larger halo provides greater finger coverage, while a finer border feels lighter. If you plan to wear a wedding ring alongside it, check the side profile to see whether a straight band will sit flush or whether a shaped band will create the neater fit.
Use the overall head dimensions alongside the centre’s measurements to assess the scale. Look at halo width, gaps and the shape of its border. The centre weight and combined stone weight describe different parts of the ring; check both where supplied.
Compare the stone arrangement and complete dimensions, with fit and care checked for this selected design.
View this design
A visible border frames the centre. Compare the full head width with the centre’s own dimensions.
View this designNo. It adds separate stones around the centre and changes the overall outline. Read centre and total weights separately.
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.
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