LOUELLA
Oval Lab Diamond 950 Platinum Trilogy Ring

£1,526.00 GBP
Estimated delivery timescales 4 weeks. Rush order: Call 0161 537 6773

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Free Shipping & Returns (Insured)
Free Lifetime Warranty
Lifetime Diamond Upgrade
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50-Day Returns
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Description

A lavish and timeless engagement crafted to be cherished forever. Showcasing a stunning oval lab-grown diamond at its center, elegantly complemented by two round side diamonds, this design radiates classic beauty. 

Certified Diamonds

Lab grown diamonds are aesthetically and chemically identical to natural mined diamonds. We hand select every diamond to ensure the best in class cut, clarity, colour and luster and never compromise on quality.

Each lab grown diamond is independently assessed, certified and accompanied with either a GIA or IGI certificate.

Other grades of lab grown diamonds available on request.

Specification

  • Cut: Excellent cut
  • Clarity: VS1
  • Certificate: GIA or IGI Certified Diamond
  • Side Stones: 0.09ct Round Lab Diamonds
  • Metal: Platinum 950
  • Band Width: 1.70mm
  • Setting: Three Stone Setting
  • This piece has been certified in accordance with the hallmarking Act 1973

Finance Options

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Shipping

Lily Arkwright are proud to offer Free worldwide delivery & returns.

Postage Timescales:

UK: Next day delivery

Europe: 2-5 days delivery

US & Canada: 3-5 days delivery

Rest of World: 3-5 days delivery

All parcels are shipped via our nominated couriers and are fully insured to your postal address, every parcel requires a signature upon delivery. No customs, duty or tariffs are payable for any deliveries worldwide. The price you see, is the price you pay with no additional fees.

Returns

All Return Postage is FREE

When sending items back please ensure you obtain proof of postage. When returning your order please request a RETURNS NUMBER (RN) by emailing hello@lilyarkwright.com.

We offer a 50-day money-back guarantee from the date of delivery. All returned items must be in an unworn condition with all original packaging and relevant certificates.

We do not accept returns or exchanges for engraved, personalised, bespoke/made to order items and purchases over £15,000 unless faulty or otherwise agreed in writing. For more information please view our Delivery & Return info.

A little bit more sparkle perhaps?

You've found your near perfect Lily Arkwright ring, but there's something missing.

Rather than creating a bespoke ring design, simply select any of our popular ring upgrade packages from pointed prongs to a hidden diamond halo, we've got you covered.

View all upgrades here.

Matching Wedding Band

We recommend you match the Louella Engagement Ring with the Ellora 2.00mm Wedding Band.

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ELLORA - Wishbone 950 Platinum Eternity Wedding Band Eternity Lily Arkwright

LONDON - MANCHESTER

Book an Appointment

Step into the world of Lily Arkwright, we offer virtual WhatsApp appointments. Alternatively, visit our London or Manchester showrooms to find your perfect Diamond Ring.

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Payment Options

Klarna 0% Interest Available

Simply choose Klarna during checkout and select your preferred payment option, Pay in 30 days, Pay in 3 or monthly instalments between 0 - 36 months, starting from 0%.

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Speak To An Expert

We're Here To Help

Our consultants have a wealth of knowledge and passion to help you choose the perfect ring.

See our FAQ's or Get In Touch

A Lavish and Timeless Platinum Trilogy Engagement Ring

The Louella is a lavish and timeless platinum trilogy engagement ring, crafted to be cherished forever. A stunning oval cut lab grown diamond sits at the centre, elegantly complemented by two round cut side diamonds, all set in 950 platinum. The classic three stone design radiates traditional beauty.

The Louella is one of our most loved platinum trilogy engagement rings, and the most direct interpretation of the past, present and future symbolism of the trilogy design.

An Oval Lab Grown Diamond at the Centre

Every Louella engagement ring is set with a certified oval cut lab grown diamond at the centre. Lab grown diamonds are aesthetically and chemically identical to natural mined diamonds. We hand select every diamond for the best in class cut, clarity, colour and lustre.

Each centre lab diamond is graded excellent cut, VS1 clarity and accompanied by a GIA or IGI certificate. Other grades of lab grown diamond are available on request.

Two Round Cut Lab Diamond Side Stones

The Louella is flanked by two 0.09ct round cut lab diamond side stones. The round side stones echo the brilliance of the centre stone and frame the oval lab diamond with additional sparkle.

The 1.70mm band width keeps the design feeling refined without overpowering the three stones.

Why 950 Platinum for an Oval Trilogy Engagement Ring

The Louella is crafted in 950 platinum, our most prestige metal option. Platinum is denser and more durable than gold, which makes it well suited to an engagement ring designed to be cherished for a lifetime. The cool white tone of platinum gives the three lab diamonds the cleanest possible reading.

This piece has been certified in accordance with the Hallmarking Act 1973.

Frequently Asked Questions

What is a trilogy engagement ring?

A trilogy engagement ring features three stones, traditionally symbolising the past, present and future of a relationship. The Louella is a platinum trilogy engagement ring with an oval lab grown diamond at the centre and two round cut lab diamond side stones.

Are lab grown diamonds real diamonds?

Yes. Lab grown diamonds are aesthetically and chemically identical to natural mined diamonds. The Louella is set with a GIA or IGI certified lab grown diamond at the centre, graded excellent cut and VS1 clarity.

What is the difference between the Louella and the Blossom trilogy engagement rings?

The Louella has an oval centre lab diamond with two round cut side stones, set in 950 platinum. The Blossom has an oval centre lab diamond with two pear cut side stones, set in 18k yellow gold. Both rings share the trilogy design but offer different silhouettes.

What are the side stones in the Louella engagement ring?

The Louella is flanked by two 0.09ct round cut lab grown diamonds, set on either side of the oval centre stone.

What does GIA or IGI certified mean?

GIA and IGI are two of the leading independent diamond grading laboratories. A GIA or IGI certified diamond has been independently assessed for cut, clarity, colour and carat weight, and arrives with a certificate documenting the grading.

Certified

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Recently viewed

2026 Award Nominations

Award Winning Jeweller

We’re proud to be recognised once again by the UK’s leading jewellery industry awards. Last year, Lily Arkwright was shortlisted for Bridal Jewellery Retailer of the Year at the 2025 UK Jewellery Awards and Independent Retailer at the Professional Jewellery 2025 award show, 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

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