1.24 Carat Ideal Round Brilliant Lab DiamondThis 1. 24 Carat Ideal Round Brilliant Lab Diamond Solitaire Engagement Ring puts a modern twist on a classic style. It features an IGI certified lab grown diamond of superior quality, cut to perfect proportions to maximize light performance, with high levels of brilliance, fire, and scintillation. It's a timeless look that will last a lifetime. 1. 24 Round Brilliant E VS1 Ideal Excellent Excellent None 6. 89 6. 91 4. 27 61. 9 55 GemEx Light