Flowing Round Brilliant Diamond Trilogy Engagement Ring

The Trieste design benefits from a swirling, modern styling within a three-stone Engagement Ring. The claw settings reassure you of security for three beautifully matched equally-sized round brilliant cut Diamonds. Choose from a wide range of carat weights and precious metals and fully personalise your ring. Each ring design gets meticulously created to your exact specifications with the greatest care and attention to detail. Your commission will include white visibly clear Diamonds (G SI1) with a choice of Diamond sizes, set above a durable and substantial 2.5mm band. Added benefits include a six claw security for each Diamond. Please allow approximately four weeks to complete your commission which will arrive beautifully presented, as shown in the additional photographs.

Photograph showing the 1 carat Trieste design, set with 3 x 0.33cts diamonds in 950 Platinum.

Responsibly sourced precious metals and Fairtrade Gold

An important part of our work involves the use of responsibly sourced precious metals and gemstones. As such, we only work with re-cycled, ethically sourced Gold, Platinum and Silver. In addition, we offer the option of Fairtrade Gold across most of our jewellery designs available upon request. 

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.

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