Round Brilliant Diamonds

The Most Popular Choice for Engagement Rings

Round brilliant cut diamonds are the most sought-after diamond shape for engagement rings, prized for their unmatched sparkle and timeless appeal. Designed with maximum light return, this classic cut offers exceptional brilliance in any setting. At Cunningham Jewellers in Portstewart, our round brilliant diamonds are carefully selected for cut quality and fire, making them a perfect choice for those seeking elegance, tradition, and enduring beauty. Ideal for solitaire rings, halo settings, and bespoke designs.