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Eternal - R1D019

Eternal Engagement Ring with Infinity Design

The Eternal engagement ring combines the simple beauty of a solitaire diamond ring design, accented with diamonds in an Infinity symbol. At the heart of the ring design, we set your choice of diamond within Platinum, White Gold, Yellow Gold or Rose Gold. In addition to your chosen diamond, and additional 0.15 carats of sparkling accent diamonds dazzle within an Infinity design set into either side of the ring.

Eternal Engagement Ring with Infinity Design Main Image

Natural Diamond

from £1,835.21

Ethical Lab Diamond

from £1,540.44
more information


£1,835.21
Price includes tax and shipping

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£1,835.21
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Eternal Engagement Ring with Infinity Design

The 'Eternal' engagement ring captivates with a truly enchanting ring design. At the heart of this simple four-claw setting, we set your very own choice of round brilliant-cut diamond within a choice of 950 Platinum, 18ct White Gold, 18ct Yellow Gold, or 18ct Rose Gold. In addition to your chosen diamond, we match additional brilliant-cut diamonds to form an Infinity symbol on either side of the setting. Adjoining the setting, the simple court-shaped band offers comfort for everyday wear with straight shoulders as part of the ring design. 

Your chosen diamond for the design typically includes GIA, IGI, or HRD certification with a minimum Very-Good cut grade as standard. In addition to natural diamond options, we provide this ring as a finished ring mount, available for your existing diamond. Alternatively, speak to us about Moissanite or Lab-grown diamond options available upon request. 

Please allow 4-5 weeks for our expert team to craft your perfect ring which will arrive discreetly packaged in our beautiful bespoke packaging and delivered directly to your door by secure courier. Alternatively, visit us to collect your design from our Ryde showroom. 


How does my engagement ring arrive?


Within the United Kingdom, each completed ring from our extensive diamond engagement ring collection is beautifully packaged and sent by International Signed For Delivery, by Royal Mail. We insure all parcels until they arrive with you. 

Deliveries arrive the next day after despatch. All parcels arrive under plain wrapping. Inside you will discover a sturdy outer box containing a document section with a document folder for valuations and certification. Your engagement ring will arrive inside a presentation box, accompanied by our handy pocket sized ring box. 


Read more about packaging and delivery. 


We believe that presentation is an important part of your experience with us. For this reason, we created incredible packaging as shown in our video below. 

How to order your engagement ring


Please feel free to order online or contact our showroom to order in person. If you place your order online, we will email you an invoice and then advise you on payment options. Owing to the high level of card fraud, we handle all payments individually and welcome deposit payments before we start any work. 


Choose either a natural or lab-grown diamond


This ring design is now available to order online of with us in person, with a lab-grown diamond. Just select the lab-grown diamond option. By default we work with fully certified, F colour VS1 clarity ethical lab-grown diamonds as a minimum grade. Please contact us for alternative diamond specifications. All lab-grown diamonds will have a minimum cut grade of very good or excellent as part of your purchase. 


Example of a lab-created diamond with certificate.


Do you want to try before you buy? Sample ring service.


Find out more



Diamond grading you can trust


Trust in reputable diamond certification from GIA (Gemological Institute of America) and IGI (International Gemmological Institute). Our diamonds achieve a minimum of a VERY GOOD CUT. This ensures maximum brilliance from your diamond. We can provide Excellent cut diamonds upon request.

Get help with the perfect size.


Get help finding out the perfect ring size with our ring size service available with any ring purchase from Serendipity Diamonds. 


Find your finger size



Do you need guidance?


Get in touch for friendly, helpful guidance on regular engagement rings and our bespoke design service. We offer free, impartial advice on all aspects of your purchase, from diamond grading and precious metals to finance. 


Contact us today





Mount only and Starlight Moissanite ring options


We now provide most of our ring styles in two further choices. Firstly, we create finished ring mounts available for your own diamonds or gemstones. In addition, we provide a range of add-on services, including stone setting and inward insurance, to cover items sent to us for setting. 


Also, we offer most of our engagement rings with Moissanite instead of a diamond. This provides an ethical and affordable alternative to a natural or lab-grown diamond (also available) available across most of our ring styles. Look for the Starlight Moissanite or mount-only tabs, or contact us for a personal quote on any ring design. 

The Serendipity Diamonds difference.....


Expert help and guidance

60 days returns 

Free fully insured delivery 

Complimentary size adjustment

Luxury packaging

Complimentary slimline pocket box

Lifetime warranty

Includes insurance valuation 

0% Interest free finance available in the UK


Eternal infinity diamond engagement ring in white gold perspective view
Eternal infinity diamond engagement ring in yellow gold perspective view
Eternal infinity diamond engagement ring in rose gold perspective view
Infinity symbol diamond accent engagement ring white gold side view
Infinity symbol diamond accent engagement ring yellow gold side view
Infinity symbol diamond accent engagement ring rose gold side view