Round Diamond Trilogy Engagement Ring


This stunning trilogy diamond engagement ring features a 0.50ct round brilliant GIA certified diamond held in a four-prong setting and accented by two 0.25ct round diamonds set either side. Approx total diamond carat weight 1.00ct. Alternative diamond weights available.

Our diamonds have a minimum colour and clarity grade of G/SI and graded excellent/very good for cut, polish and symmetry.

Our diamond engagement rings are also available through our bespoke service. Choose your diamond, and select a setting to tailor-make a truly unique piece.


Exclusive to Gemimas

As an extra special touch, all Gem-imas rings feature a trademark small aquamarine set in the inside of the band. All our rings can be customised to your choice of diamond carat, cut, clarity and colour. Please enquire for details.

Award Winning designs

Learn more about our expert gemmologist and the recognition our designs have received.

Read More

Bespoke Jewellery Design

Truly unique, exceptional quality, made only with you in mind.


A Love to last

We match your commitment by backing every engagement ring with our Lifetime Diamond Guarantee.

Enquire about this product

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

Subscribe to our newsletter

Get exclusive early access to new designs, promotions, and behind the scenes content.