1ct Round Brilliant Solitaire Lab Diamond Engagement RingA timeless 4 claw round brilliant diamond engagement ring set with a certified 1ct lab created diamond. Beautifully crafted the setting is designed to optimise light performance, making the diamond sparkle with a glittering display of fire and brilliance. Our lab diamonds have a minimum colour and clarity grade of E VS and are graded excellent very good for cut, polish and symmetry.