When you propose, she will cherish this ultra-elegant and luxurious cushion shaped halo ring with a round brilliant lab grown solitaire in the centre. The pristine platinum band is encrusted with dazzling sidestones. The solitaire is quality certified by IGI, one the world's most esteemed gemmological authorities. 1.00ct IGI Certified Centre Stone - Excellent Cut-Polish-Symmetry. *The sustainable luxury choice. Lab-grown diamonds are chemically and optically identical in brilliance and beauty to a natural mined diamond.