Elongated Cushion Lab Grown Gemstone Engagement Rings
Elongated cushion coloured gemstone engagement rings bring a graceful sense of length to softly rounded, rectangular centres. Explore lab-grown rubies, emeralds and pink sapphire colourways in platinum and gold, with settings from elegant solitaires to richly detailed halos. The longer silhouette offers a lovely alternative to an oval, while retaining the gentle corners of a cushion cut.
DARLEY
Ruby Elongated Cushion Micro Pavé 18k Yellow Gold Halo
DARLEY
Emerald Elongated Cushion Micro Pavé 950 Platinum Halo
DARLEY
Blue Sapphire Elongated Cushion Micro Pavé 950 Platinum Halo
Choosing an Elongated Cushion Gemstone Ring
An elongated cushion cut combines rounded corners with a more rectangular centre stone. It can make a coloured gemstone feel graceful without the pointed ends of a pear or marquise, and is particularly attractive if you prefer an understated long silhouette.
Assess the outline with the colour
Compare stones that are only slightly longer than wide with those that look distinctly rectangular. The colour of a sapphire or other gemstone can appear different across broader and smaller facets, so view the stone in natural as well as indoor light. A fine solitaire band allows the centre to lead; diamond-set shoulders can add definition along the finger.
Look at the setting's proportions
An elongated cushion often benefits from a band that leads the eye towards its longer outline. Compare tapered shoulders with a simple, even shank, and notice whether the basket holds the centre higher than you would like. The stone's depth may also affect its face-up presence. If you prefer a softer and more compact design, a squarer cushion is worth trying on rather than choosing purely by a length-to-width figure.
Consider whether the corners are protected appropriately for the gemstone species and how high the setting sits above the band. For a more compact alternative, explore our cushion cut gemstone engagement rings.
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.
GUIDES & INSPIRATION
Elongated Cushion Gemstone Rings: More to Explore
EXPERT, QUALIFIED ADVICE
Expert Coloured Gemstone Ring Advice
A coloured gemstone brings its own considerations, from hue and cut to how it looks in a solitaire or halo. Our jewellery consultants include JET-qualified specialists and colleagues progressing through the National Association of Jewellers' training pathway. They can help you compare sapphires, emeralds, rubies and alexandrites.
Explore your options at our Manchester or London showroom, or arrange a consultation online.
Elongated Cushion Lab Grown Gemstone Engagement Rings FAQs
What proportions matter most for elongated cushion coloured gemstone engagement rings?
An elongated cushion has a softly rectangular outline with rounded corners, offering a lovely alternative to an oval or radiant cut. We'd compare the length-to-width ratio and how the gemstone's colour is distributed across the longer shape. That is particularly useful with sapphires, where a deeper centre and lighter ends may look different from a more even tone. Seeing the stone on the hand helps you judge the proportions.
How can I compare the facet pattern of an elongated cushion coloured gemstone centre stone?
The faceting of an elongated cushion can vary considerably, and with a coloured gemstone it influences both sparkle and the impression of depth of colour. We'd suggest comparing individual stones in motion rather than assume every elongated cushion has the same appearance. Look at whether the corners remain attractive and whether any dark regions are noticeable in ordinary lighting. Choosing the cut you enjoy is more important than following a single preferred ratio.
Which settings suit an elongated cushion coloured gemstone ring?
A fine solitaire highlights the elongated cushion's softened corners, while a bezel can give it a more architectural frame. A halo broadens the complete ring and may make its outline more prominent. We'd consider the gemstone's durability and the protection offered by the mounting, then check the basket height. If you're planning a wedding-ring pairing, a side view will tell you far more than a photograph from above.