Lab Diamond Elongated Cushion Cut Engagement Rings

Vintage Romance Meets Modern Elegance – Shop Elongated Cushion Cut Diamonds

The elongated cushion cut engagement ring offers the same romantic appeal as the classic cushion cut but with a longer, more elegant silhouette. This shape blends the soft curves of a cushion cut with the lengthening effect of an oval or radiant cut, resulting in a diamond that appears larger while maintaining its signature brilliance and fire. Its graceful proportions create an effortlessly refined look, making it an excellent choice for those who love both vintage charm and modern sophistication.

One of the main benefits of the elongated cushion cut is its ability to maximize carat weight, giving the impression of a larger stone without increasing overall dimensions. Its faceting structure also enhances light reflection, producing a captivating balance of brilliance and depth. This makes it an ideal choice for those who want a diamond that sparkles with exceptional fire while offering a unique and eye-catching shape.

Our collection of lab-grown elongated cushion cut diamonds is designed for those who seek a sustainable yet luxurious option. Ethically created with cutting-edge technology, lab diamonds offer the same clarity, durability, and breathtaking sparkle as mined diamonds but with a responsible and eco-conscious approach. Each diamond is cut for optimal fire and brilliance, ensuring that your engagement ring radiates light from every angle.

The versatility of the elongated cushion cut makes it perfect for a variety of settings. Whether set in a classic solitaire to highlight its unique shape, a halo design for additional brilliance, or a vintage-inspired setting with intricate details, this diamond cut enhances any engagement ring style. The shape pairs beautifully with platinum, white gold, yellow gold, and rose gold, allowing for a fully customized and elegant look.

A lab-grown elongated cushion cut engagement ring is the perfect balance of soft curves and structured sophistication, offering a truly romantic and graceful design. Discover the sophisticated allure and refined sparkle of lab diamond elongated cushion cut rings, and create a ring that is as unique and radiant as your love story.

2025 AWARD NOMINATIONS

Award Winning Jeweller

We’re proud to be recognised once again by the UK’s leading jewellery industry awards. This year, Lily Arkwright has been shortlisted for Bridal Jewellery Retailer of the Year at the 2025 UK Jewellery Awards, a testament to our commitment to outstanding customer service, product innovation, and ethical craftsmanship.

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. This follows our 2024 finalist nominations for Retail Team of the Year by both Retail Jeweller and Professional Jeweller, celebrating our dedicated team’s passion and expertise.As an award-winning jeweller, we remain committed to offering exceptional service, exquisite design, and ethically sourced lab-grown diamonds, moissanite, and natural diamonds to suit every love story.

We are passionate about supporting good causes that make the world a better place

Giving Back

Lily Arkwright sponsors Manchester Film Festival

Manchester Film Festival

Lily Arkwright are thrilled to support Manchester Film Festival 2023 as this years lead partner. MFF showcases the very best UK & international...

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Lily Arkwright Supports Unicef

Supporting Unicef

This year marks Lily Arkwright's 5th year of supporting Unicef during Black Friday building upon our successful 2019 Unicef Halloween Ball partner...

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Lily Arkwright Supports Global Witness

Global Witness

Global Witness brings together the issues of human rights, corruption, the trade in natural resources, the role of banks, the arms trade, conflict...

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